CVE-2021-41379

{"containers": {"cna": {"title": "Windows Installer Elevation of Privilege Vulnerability", "datePublic": "2021-11-09T08:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*", "versionStartIncluding": "10.0.17763.0", "versionEndExcluding": "10.0.17763.2300"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:arm64:*", "versionStartIncluding": "10.0.0", "versionEndExcluding": "10.0.17763.2300"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.17763.0", "versionEndExcluding": "10.0.17763.2300"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.17763.0", "versionEndExcluding": "10.0.17763.2300"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x86:*", "versionStartIncluding": "10.0.0", "versionEndExcluding": "10.0.18363.1916"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_21H1:*:*:*:*:*:*:x64:*", "versionStartIncluding": "10.0.0", "versionEndExcluding": "10.0.19043.1348"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.20348.0", "versionEndExcluding": "10.0.20348.350"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*", "versionStartIncluding": "10.0.0", "versionEndExcluding": "10.0.19041.1348"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.0", "versionEndExcluding": "10.0.19041.1348"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_20H2:*:*:*:*:*:*:x86:*", "versionStartIncluding": "10.0.0", "versionEndExcluding": "10.0.19042.1348"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_20H2:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.0", "versionEndExcluding": "10.0.19042.1348"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_11_21H2:*:*:*:*:*:*:x64:*", "versionStartIncluding": "10.0.22000.0", "versionEndExcluding": "10.0.22000.318"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:*", "versionStartIncluding": "10.0.10240.0", "versionEndExcluding": "10.0.10240.19119"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*", "versionStartIncluding": "10.0.14393.0", "versionEndExcluding": "10.0.14393.4770"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.14393.0", "versionEndExcluding": "10.0.14393.4770"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*", "versionStartIncluding": "10.0.14393.0", "versionEndExcluding": "10.0.14393.4770"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x86:*", "versionStartIncluding": "6.1.0", "versionEndExcluding": "6.1.7601.25769"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_7:*:sp1:*:*:*:*:x64:*", "versionStartIncluding": "6.1.0", "versionEndExcluding": "6.1.7601.25769"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:x86:*", "versionStartIncluding": "6.3.0", "versionEndExcluding": "6.3.9600.20174"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x64:*", "versionStartIncluding": "6.0.6003.0", "versionEndExcluding": "6.0.6003.21282"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2008_sp2:*:*:*:*:*:*:x64:*", "versionStartIncluding": "6.0.6003.0", "versionEndExcluding": "6.0.6003.21282"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2008_R2:*:*:*:*:*:*:x64:*", "versionStartIncluding": "6.1.7601.0", "versionEndExcluding": "6.1.7601.25769"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2008_R2:*:*:*:*:*:*:x64:*", "versionStartIncluding": "6.1.7601.0", "versionEndExcluding": "6.1.7601.25769"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*", "versionStartIncluding": "6.2.9200.0", "versionEndExcluding": "6.2.9200.23517"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*", "versionStartIncluding": "6.2.9200.0", "versionEndExcluding": "6.2.9200.23517"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*", "versionStartIncluding": "6.3.9600.0", "versionEndExcluding": "6.3.9600.20174"}, {"vulnerable": true, "criteria": "cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*", "versionStartIncluding": "6.3.9600.0", "versionEndExcluding": "6.3.9600.20174"}]}]}], "affected": [{"vendor": "Microsoft", "product": "Windows 10 Version 1507", "platforms": ["32-bit Systems", "x64-based Systems"], "versions": [{"version": "10.0.10240.0", "lessThan": "10.0.10240.19119", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1607", "platforms": ["32-bit Systems", "x64-based Systems"], "versions": [{"version": "10.0.14393.0", "lessThan": "10.0.14393.4770", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1809", "platforms": ["32-bit Systems", "x64-based Systems"], "versions": [{"version": "10.0.17763.0", "lessThan": "10.0.17763.2300", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1809", "platforms": ["ARM64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.17763.2300", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1909", "platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.18363.1916", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 2004", "platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19041.1348", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 20H2", "platforms": ["32-bit Systems", "ARM64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19042.1348", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 21H1", "platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19043.1348", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 11 version 21H2", "platforms": ["ARM64-based Systems", "x64-based Systems"], "versions": [{"version": "10.0.22000.0", "lessThan": "10.0.22000.318", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 7", "platforms": ["32-bit Systems"], "versions": [{"version": "6.1.0", "lessThan": "6.1.7601.25769", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 7 Service Pack 1", "platforms": ["x64-based Systems"], "versions": [{"version": "6.1.0", "lessThan": "6.1.7601.25769", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 8.1", "platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"], "versions": [{"version": "6.3.0", "lessThan": "6.3.9600.20174", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2008 R2 Service Pack 1", "platforms": ["x64-based Systems"], "versions": [{"version": "6.1.7601.0", "lessThan": "6.1.7601.25769", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2008 R2 Service Pack 1 (Server Core installation)", "platforms": ["x64-based Systems"], "versions": [{"version": "6.1.7601.0", "lessThan": "6.1.7601.25769", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2008 Service Pack 2", "platforms": ["32-bit Systems", "x64-based Systems"], "versions": [{"version": "6.0.6003.0", "lessThan": "6.0.6003.21282", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2008 Service Pack 2 (Server Core installation)", "platforms": ["32-bit Systems", "x64-based Systems"], "versions": [{"version": "6.0.6003.0", "lessThan": "6.0.6003.21282", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2012", "platforms": ["x64-based Systems"], "versions": [{"version": "6.2.9200.0", "lessThan": "6.2.9200.23517", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2012 (Server Core installation)", "platforms": ["x64-based Systems"], "versions": [{"version": "6.2.9200.0", "lessThan": "6.2.9200.23517", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2012 R2", "platforms": ["x64-based Systems"], "versions": [{"version": "6.3.9600.0", "lessThan": "6.3.9600.20174", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2012 R2 (Server Core installation)", "platforms": ["x64-based Systems"], "versions": [{"version": "6.3.9600.0", "lessThan": "6.3.9600.20174", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2016", "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.14393.0", "lessThan": "10.0.14393.4770", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2016 (Server Core installation)", "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.14393.0", "lessThan": "10.0.14393.4770", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2019", "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.17763.0", "lessThan": "10.0.17763.2300", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2019 (Server Core installation)", "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.17763.0", "lessThan": "10.0.17763.2300", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2022", "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.20348.0", "lessThan": "10.0.20348.350", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server version 2004", "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19041.1348", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server version 20H2", "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "10.0.19042.1348", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Windows Installer Elevation of Privilege Vulnerability", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "Elevation of Privilege", "lang": "en-US", "type": "Impact"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-08-19T16:26:56.725Z"}, "references": [{"name": "Windows Installer Elevation of Privilege Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-41379"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 5.5, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C"}}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T03:08:32.441Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41379"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1308/"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-41379", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-02-04T18:06:23.193502Z"}}}, {"other": {"type": "kev", "content": {"dateAdded": "2022-03-03", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-41379"}}}], "references": [{"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-41379", "tags": ["government-resource"]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-59", "description": "CWE-59 Improper Link Resolution Before File Access ('Link Following')"}]}], "timeline": [{"time": "2022-03-03T00:00:00.000Z", "lang": "en", "value": "CVE-2021-41379 added to CISA KEV"}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-21T23:25:26.741Z"}}]}, "cveMetadata": {"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2021-41379", "datePublished": "2021-11-10T00:46:55.000Z", "dateReserved": "2021-09-17T00:00:00.000Z", "dateUpdated": "2026-08-19T16:26:56.725Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.2"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41379", "tags": ["x_refsource_MISC", "x_transferred"]}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1308/", "tags": ["x_refsource_MISC", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T03:08:32.441Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-41379", "role": "CISA Coordinator", "options": [{"Exploitation": "active"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-02-04T18:06:23.193502Z"}}}, {"other": {"type": "kev", "content": {"dateAdded": "2022-03-03", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-41379"}}}], "timeline": [{"lang": "en", "time": "2022-03-03T00:00:00.000Z", "value": "CVE-2021-41379 added to CISA KEV"}], "references": [{"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-41379", "tags": ["government-resource"]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-59", "description": "CWE-59 Improper Link Resolution Before File Access ('Link Following')"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-04T18:06:14.836Z"}}], "cna": {"title": "Windows Installer Elevation of Privilege Vulnerability", "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "baseScore": 5.5, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C"}, "scenarios": [{"lang": "en-US", "value": "GENERAL"}]}], "affected": [{"cpes": ["cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2300:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2300:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_1809:10.0.17763.2300:*:*:*:*:*:arm64:*"], "vendor": "Microsoft", "product": "Windows 10 Version 1809", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.17763.2300", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems", "ARM64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2300:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Windows Server 2019", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.17763.2300", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2019:10.0.17763.2300:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Windows Server 2019 (Server Core installation)", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.17763.2300", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1916:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1909:10.0.18363.1916:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_1809:10.0.18363.1916:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows 10 Version 1909", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.18363.1916", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems", "ARM64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1348:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1348:*:*:*:*:*:arm64:*", "cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1348:*:*:*:*:*:x86:*"], "vendor": "Microsoft", "product": "Windows 10 Version 21H1", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.19043.1348", "versionType": "custom"}], "platforms": ["x64-based Systems", "ARM64-based Systems", "32-bit Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.350:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Windows Server 2022", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.20348.350", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1348:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows 10 Version 2004", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.19041.1348", "versionType": "custom"}], "platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2004:10.0.19041.1348:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Windows Server version 2004", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.19041.1348", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1348:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1348:*:*:*:*:*:arm64:*"], "vendor": "Microsoft", "product": "Windows 10 Version 20H2", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.19042.1348", "versionType": "custom"}], "platforms": ["32-bit Systems", "ARM64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_20H2:10.0.19042.1348:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Windows Server version 20H2", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.19042.1348", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.318:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.318:*:*:*:*:*:arm64:*"], "vendor": "Microsoft", "product": "Windows 11 version 21H2", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.22000.318", "versionType": "custom"}], "platforms": ["x64-based Systems", "ARM64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.19119:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1507:10.0.10240.19119:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows 10 Version 1507", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.10240.19119", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4770:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1607:10.0.14393.4770:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows 10 Version 1607", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.14393.4770", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4770:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Windows Server 2016", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.14393.4770", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2016:10.0.14393.4770:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Windows Server 2016 (Server Core installation)", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "10.0.14393.4770", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_7:6.1.7601.25769:sp1:*:*:*:*:x86:*"], "vendor": "Microsoft", "product": "Windows 7", "versions": [{"status": "affected", "version": "6.1.0", "lessThan": "6.1.7601.25769", "versionType": "custom"}], "platforms": ["32-bit Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_7:6.1.7601.25769:sp1:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows 7 Service Pack 1", "versions": [{"status": "affected", "version": "6.1.0", "lessThan": "6.1.7601.25769", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20174:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_8.1:6.3.9600.20174:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_rt_8.1:6.3.9600.20174:*:*:*:*:*:*:*"], "vendor": "Microsoft", "product": "Windows 8.1", "versions": [{"status": "affected", "version": "6.3.0", "lessThan": "6.3.9600.20174", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems", "ARM64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21282:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows Server 2008 Service Pack 2", "versions": [{"status": "affected", "version": "6.0.0", "lessThan": "6.0.6003.21282", "versionType": "custom"}], "platforms": ["32-bit Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21282:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21282:*:*:*:*:*:x86:*"], "vendor": "Microsoft", "product": "Windows Server 2008 Service Pack 2 (Server Core installation)", "versions": [{"status": "affected", "version": "6.0.0", "lessThan": "6.0.6003.21282", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2008_sp2:6.0.6003.21282:*:*:*:*:*:x86:*"], "vendor": "Microsoft", "product": "Windows Server 2008 Service Pack 2", "versions": [{"status": "affected", "version": "6.0.0", "lessThan": "6.0.6003.21282", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.25769:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows Server 2008 R2 Service Pack 1", "versions": [{"status": "affected", "version": "6.1.0", "lessThan": "6.1.7601.25769", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2008_R2:6.1.7601.25769:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows Server 2008 R2 Service Pack 1 (Server Core installation)", "versions": [{"status": "affected", "version": "6.0.0", "lessThan": "6.1.7601.25769", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23517:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows Server 2012", "versions": [{"status": "affected", "version": "6.2.0", "lessThan": "6.2.9200.23517", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2012:6.2.9200.23517:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows Server 2012 (Server Core installation)", "versions": [{"status": "affected", "version": "6.2.0", "lessThan": "6.2.9200.23517", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2012_R2:6.3.9600.20174:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows Server 2012 R2", "versions": [{"status": "affected", "version": "6.3.0", "lessThan": "6.3.9600.20174", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"cpes": ["cpe:2.3:o:microsoft:windows_server_2012_R2:6.3.9600.20174:*:*:*:*:*:x64:*"], "vendor": "Microsoft", "product": "Windows Server 2012 R2 (Server Core installation)", "versions": [{"status": "affected", "version": "6.3.0", "lessThan": "6.3.9600.20174", "versionType": "custom"}], "platforms": ["x64-based Systems"]}], "datePublic": "2021-11-09T08:00:00.000Z", "references": [{"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41379", "tags": ["x_refsource_MISC"]}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1308/", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en-US", "value": "Windows Installer Elevation of Privilege Vulnerability"}], "problemTypes": [{"descriptions": [{"lang": "en-US", "type": "Impact", "description": "Elevation of Privilege"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2024-05-29T14:47:38.867Z"}}}, "cveMetadata": {"cveId": "CVE-2021-41379", "state": "PUBLISHED", "dateUpdated": "2025-10-21T23:25:26.741Z", "dateReserved": "2021-09-17T00:00:00.000Z", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "datePublished": "2021-11-10T00:46:55.000Z", "assignerShortName": "microsoft"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"platforms": ["32-bit Systems", "x64-based Systems"], "product": "Windows 10 Version 1507", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.10240.19119", "status": "affected", "version": "10.0.10240.0", "versionType": "custom"}]}, {"platforms": ["32-bit Systems", "x64-based Systems"], "product": "Windows 10 Version 1607", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.14393.4770", "status": "affected", "version": "10.0.14393.0", "versionType": "custom"}]}, {"platforms": ["32-bit Systems", "x64-based Systems"], "product": "Windows 10 Version 1809", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.17763.2300", "status": "affected", "version": "10.0.17763.0", "versionType": "custom"}]}, {"platforms": ["ARM64-based Systems"], "product": "Windows 10 Version 1809", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.17763.2300", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}, {"platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"], "product": "Windows 10 Version 1909", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.18363.1916", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}, {"platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"], "product": "Windows 10 Version 2004", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.19041.1348", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}, {"platforms": ["32-bit Systems", "ARM64-based Systems"], "product": "Windows 10 Version 20H2", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.19042.1348", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}, {"platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"], "product": "Windows 10 Version 21H1", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.19043.1348", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}, {"platforms": ["ARM64-based Systems", "x64-based Systems"], "product": "Windows 11 version 21H2", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.22000.318", "status": "affected", "version": "10.0.22000.0", "versionType": "custom"}]}, {"platforms": ["32-bit Systems"], "product": "Windows 7", "vendor": "Microsoft", "versions": [{"lessThan": "6.1.7601.25769", "status": "affected", "version": "6.1.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows 7 Service Pack 1", "vendor": "Microsoft", "versions": [{"lessThan": "6.1.7601.25769", "status": "affected", "version": "6.1.0", "versionType": "custom"}]}, {"platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"], "product": "Windows 8.1", "vendor": "Microsoft", "versions": [{"lessThan": "6.3.9600.20174", "status": "affected", "version": "6.3.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2008 R2 Service Pack 1", "vendor": "Microsoft", "versions": [{"lessThan": "6.1.7601.25769", "status": "affected", "version": "6.1.7601.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2008 R2 Service Pack 1 (Server Core installation)", "vendor": "Microsoft", "versions": [{"lessThan": "6.1.7601.25769", "status": "affected", "version": "6.1.7601.0", "versionType": "custom"}]}, {"platforms": ["32-bit Systems", "x64-based Systems"], "product": "Windows Server 2008 Service Pack 2", "vendor": "Microsoft", "versions": [{"lessThan": "6.0.6003.21282", "status": "affected", "version": "6.0.6003.0", "versionType": "custom"}]}, {"platforms": ["32-bit Systems", "x64-based Systems"], "product": "Windows Server 2008 Service Pack 2 (Server Core installation)", "vendor": "Microsoft", "versions": [{"lessThan": "6.0.6003.21282", "status": "affected", "version": "6.0.6003.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2012", "vendor": "Microsoft", "versions": [{"lessThan": "6.2.9200.23517", "status": "affected", "version": "6.2.9200.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2012 (Server Core installation)", "vendor": "Microsoft", "versions": [{"lessThan": "6.2.9200.23517", "status": "affected", "version": "6.2.9200.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2012 R2", "vendor": "Microsoft", "versions": [{"lessThan": "6.3.9600.20174", "status": "affected", "version": "6.3.9600.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2012 R2 (Server Core installation)", "vendor": "Microsoft", "versions": [{"lessThan": "6.3.9600.20174", "status": "affected", "version": "6.3.9600.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2016", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.14393.4770", "status": "affected", "version": "10.0.14393.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2016 (Server Core installation)", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.14393.4770", "status": "affected", "version": "10.0.14393.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2019", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.17763.2300", "status": "affected", "version": "10.0.17763.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2019 (Server Core installation)", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.17763.2300", "status": "affected", "version": "10.0.17763.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server 2022", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.20348.350", "status": "affected", "version": "10.0.20348.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server version 2004", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.19041.1348", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}, {"platforms": ["x64-based Systems"], "product": "Windows Server version 20H2", "vendor": "Microsoft", "versions": [{"lessThan": "10.0.19042.1348", "status": "affected", "version": "10.0.0", "versionType": "custom"}]}], "source": "secure@microsoft.com"}], "cisaActionDue": "2022-03-17", "cisaExploitAdd": "2022-03-03", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "Microsoft Windows Installer Privilege Escalation Vulnerability", "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:*:*", "matchCriteriaId": "E7381CEE-C228-4102-9100-74C62FA4D08E", "versionEndExcluding": "10.0.10240.19119", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:*", "matchCriteriaId": "8BE18653-8F06-460B-A578-D64EF07B2B6E", "versionEndExcluding": "10.0.14393.4770", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*", "matchCriteriaId": "FB622AC7-02E1-453E-BB28-6B7D3121AF93", "versionEndExcluding": "10.0.17763.2300", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:*:*", "matchCriteriaId": "DB1771D2-B811-4D2D-A83E-EF555C8443DD", "versionEndExcluding": "10.0.18363.1916", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10_2004:*:*:*:*:*:*:*:*", "matchCriteriaId": "7937C0C0-9057-4F16-BA0F-73978FA220D9", "versionEndExcluding": "10.0.19041.1348", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:*:*", "matchCriteriaId": "CE3F0C5F-AFCE-4D84-A53E-BB580965B486", "versionEndExcluding": "10.0.19042.1348", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10_21h1:*:*:*:*:*:*:*:*", "matchCriteriaId": "B988CA67-88EA-41C3-B338-11FCD5F405DF", "versionEndExcluding": "10.0.19043.1348", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:*:*", "matchCriteriaId": "193B0B19-6DD7-4DF3-B133-D66B27C34E9C", "versionEndExcluding": "10.0.22000.318", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*", "matchCriteriaId": "C2B1C231-DE19-4B8F-A4AA-5B3A65276E46", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*", "matchCriteriaId": "E93068DB-549B-45AB-8E5C-00EB5D8B5CF8", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*", "matchCriteriaId": "C6CE5198-C498-4672-AF4C-77AB4BE06C5C", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*", "matchCriteriaId": "4CC5D95F-2823-475A-A466-1A4A5B328E88", "versionEndExcluding": "10.0.19041.1348", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*", "matchCriteriaId": "5F422A8C-2C4E-42C8-B420-E0728037E15C", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*", "matchCriteriaId": "AF07A81D-12E5-4B1D-BFF9-C8D08C32FF4F", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*", "matchCriteriaId": "A7DF96F8-BA6A-4780-9CA3-F719B3F81074", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*", "matchCriteriaId": "DB18C4CE-5917-401E-ACF7-2747084FD36E", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*", "matchCriteriaId": "572BDEFC-D3E8-4FF0-B91E-D21F42D2B82D", "versionEndExcluding": "10.0.14393.4770", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*", "matchCriteriaId": "74A5AF5D-C59C-4093-A4C0-3BE230E7637F", "versionEndExcluding": "10.0.17763.2300", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*", "matchCriteriaId": "B662E504-15E6-4D85-8463-BBE9435790CC", "versionEndExcluding": "10.0.20348.350", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_20h2:*:*:*:*:*:*:*:*", "matchCriteriaId": "81674128-32B2-4825-8E69-6047DB81134C", "versionEndExcluding": "10.0.19042.1348", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Windows Installer Elevation of Privilege Vulnerability"}, {"lang": "es", "value": "Una vulnerabilidad de Elevaci\u00f3n de Privilegios del instalador de Windows"}], "id": "CVE-2021-41379", "lastModified": "2026-08-19T19:22:46.060", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "secure@microsoft.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-41379", "options": [{"exploitation": "active"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-02-04T18:06:23.193502Z", "version": "2.0.3"}}]}, "published": "2021-11-10T01:19:32.127", "references": [{"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-41379"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41379"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1308/"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["US Government Resource"], "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-41379"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-59"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-59"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{}