CVE-2025-21173

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-21173", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2024-12-05T21:43:30.760Z", "datePublished": "2025-01-14T18:04:02.074Z", "dateUpdated": "2026-06-09T18:29:05.846Z"}, "containers": {"cna": {"title": ".NET Elevation of Privilege Vulnerability", "datePublic": "2025-01-14T08:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "versionStartIncluding": "8.0.0", "versionEndExcluding": "8.0.12"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "versionStartIncluding": "9.0.0", "versionEndExcluding": "9.0.1"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "versionStartIncluding": "17.12.0", "versionEndExcluding": "17.12.4"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "versionStartIncluding": "17.6.0", "versionEndExcluding": "17.6.22"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "versionStartIncluding": "17.8.0", "versionEndExcluding": "17.8.17"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "versionStartIncluding": "17.10.0", "versionEndExcluding": "17.10.10"}]}]}], "affected": [{"vendor": "Microsoft", "product": ".NET 8.0", "versions": [{"version": "8.0.0", "lessThan": "8.0.12", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": ".NET 9.0", "versions": [{"version": "9.0.0", "lessThan": "9.0.1", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2022 version 17.10", "versions": [{"version": "17.10.0", "lessThan": "17.10.10", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2022 version 17.12", "versions": [{"version": "17.12.0", "lessThan": "17.12.4", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2022 version 17.6", "versions": [{"version": "17.6.0", "lessThan": "17.6.22", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2022 version 17.8", "versions": [{"version": "17.8.0", "lessThan": "17.8.17", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": ".NET Elevation of Privilege Vulnerability", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "CWE-379: Creation of Temporary File in Directory with Insecure Permissions", "lang": "en-US", "type": "CWE", "cweId": "CWE-379"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-06-09T18:29:05.846Z"}, "references": [{"name": ".NET Elevation of Privilege Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21173"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.3, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C"}}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-01-15T19:17:43.370703Z", "id": "CVE-2025-21173", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-01-15T19:17:54.375Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-05-06T14:27:23.447Z"}, "references": [{"url": "https://www.herodevs.com/vulnerability-directory/cve-2025-21173"}], "title": "CVE Program Container", "x_generator": {"engine": "ADPogram 0.0.1"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.herodevs.com/vulnerability-directory/cve-2025-21173"}], "x_generator": {"engine": "ADPogram 0.0.1"}, "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-05-06T14:27:23.447Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2025-21173", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-01-15T19:17:43.370703Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-01-15T19:17:49.548Z"}}], "cna": {"title": ".NET Elevation of Privilege Vulnerability", "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "baseScore": 7.3, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C"}, "scenarios": [{"lang": "en-US", "value": "GENERAL"}]}], "affected": [{"vendor": "Microsoft", "product": ".NET 8.0", "versions": [{"status": "affected", "version": "8.0.0", "lessThan": "8.0.12", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": ".NET 9.0", "versions": [{"status": "affected", "version": "9.0.0", "lessThan": "9.0.1", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2022 version 17.10", "versions": [{"status": "affected", "version": "17.10.0", "lessThan": "17.10.10", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2022 version 17.12", "versions": [{"status": "affected", "version": "17.12.0", "lessThan": "17.12.4", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2022 version 17.6", "versions": [{"status": "affected", "version": "17.6.0", "lessThan": "17.6.22", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2022 version 17.8", "versions": [{"status": "affected", "version": "17.8.0", "lessThan": "17.8.17", "versionType": "custom"}]}], "datePublic": "2025-01-14T08:00:00.000Z", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21173", "name": ".NET Elevation of Privilege Vulnerability", "tags": ["vendor-advisory", "patch"]}], "descriptions": [{"lang": "en-US", "value": ".NET Elevation of Privilege Vulnerability"}], "problemTypes": [{"descriptions": [{"lang": "en-US", "type": "CWE", "cweId": "CWE-379", "description": "CWE-379: Creation of Temporary File in Directory with Insecure Permissions"}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "8.0.12", "versionStartIncluding": "8.0.0"}, {"criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "9.0.1", "versionStartIncluding": "9.0.0"}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "17.12.4", "versionStartIncluding": "17.12.0"}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "17.6.22", "versionStartIncluding": "17.6.0"}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "17.8.17", "versionStartIncluding": "17.8.0"}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "17.10.10", "versionStartIncluding": "17.10.0"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-06-09T18:29:05.846Z"}}}, "cveMetadata": {"cveId": "CVE-2025-21173", "state": "PUBLISHED", "dateUpdated": "2026-06-09T18:29:05.846Z", "dateReserved": "2024-12-05T21:43:30.760Z", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "datePublished": "2025-01-14T18:04:02.074Z", "assignerShortName": "microsoft"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": ".NET 8.0", "vendor": "Microsoft", "versions": [{"lessThan": "8.0.12", "status": "affected", "version": "8.0.0", "versionType": "custom"}]}, {"product": ".NET 9.0", "vendor": "Microsoft", "versions": [{"lessThan": "9.0.1", "status": "affected", "version": "9.0.0", "versionType": "custom"}]}, {"product": "Microsoft Visual Studio 2022 version 17.10", "vendor": "Microsoft", "versions": [{"lessThan": "17.10.10", "status": "affected", "version": "17.10.0", "versionType": "custom"}]}, {"product": "Microsoft Visual Studio 2022 version 17.12", "vendor": "Microsoft", "versions": [{"lessThan": "17.12.4", "status": "affected", "version": "17.12.0", "versionType": "custom"}]}, {"product": "Microsoft Visual Studio 2022 version 17.6", "vendor": "Microsoft", "versions": [{"lessThan": "17.6.22", "status": "affected", "version": "17.6.0", "versionType": "custom"}]}, {"product": "Microsoft Visual Studio 2022 version 17.8", "vendor": "Microsoft", "versions": [{"lessThan": "17.8.17", "status": "affected", "version": "17.8.0", "versionType": "custom"}]}], "source": "secure@microsoft.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "matchCriteriaId": "4C373831-8981-462F-8A57-9C71D1839052", "versionEndExcluding": "17.6.22", "versionStartIncluding": "17.6.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "matchCriteriaId": "9CA6DD18-569B-449D-82FF-4BE3A57E7150", "versionEndExcluding": "17.8.17", "versionStartIncluding": "17.8.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "matchCriteriaId": "EDA7CDF2-DB37-4C34-9D5F-E09B34B83B1A", "versionEndExcluding": "17.10.10", "versionStartIncluding": "17.10.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "matchCriteriaId": "4CDB41EA-38E1-4325-8DE7-27E187C1695B", "versionEndExcluding": "17.12.4", "versionStartIncluding": "17.12.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:.net:8.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "ECB25C50-5246-435F-B5C6-C4643ADBEC47", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:.net:9.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "5DFE5320-88E8-42C2-BC1C-E402FE71ECBB", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*", "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": ".NET Elevation of Privilege Vulnerability"}, {"lang": "es", "value": "Vulnerabilidad de elevaci\u00f3n de privilegios en .NET"}], "id": "CVE-2025-21173", "lastModified": "2026-06-17T08:42:41.960", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.3, "impactScore": 5.9, "source": "secure@microsoft.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-21173", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-01-15T19:17:43.370703Z", "version": "2.0.3"}}]}, "published": "2025-01-14T18:15:30.480", "references": [{"source": "secure@microsoft.com", "tags": ["Vendor Advisory"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21173"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.herodevs.com/vulnerability-directory/cve-2025-21173"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-379"}], "source": "secure@microsoft.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2025:0381", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "dotnet8.0-0:8.0.112-1.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2025-01-16T00:00:00Z"}, {"advisory": "RHSA-2025:0382", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "dotnet9.0-0:9.0.102-1.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2025-01-16T00:00:00Z"}, {"advisory": "RHBA-2025:0304", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "dotnet8.0-0:8.0.112-1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-01-14T00:00:00Z"}, {"advisory": "RHBA-2025:0305", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "dotnet9.0-0:9.0.102-1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2025-01-14T00:00:00Z"}, {"advisory": "RHSA-2025:0532", "cpe": "cpe:/a:redhat:rhel_eus:9.4", "package": "dotnet8.0-0:8.0.112-1.el9_4", "product_name": "Red Hat Enterprise Linux 9.4 Extended Update Support", "release_date": "2025-01-21T00:00:00Z"}], "bugzilla": {"description": "dotnet: .NET Elevation of Privilege Vulnerability", "id": "2337893", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2337893"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.3", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-379", "details": [".NET Elevation of Privilege Vulnerability", "An elevation of privilege vulnerability was found in .NET. This flaw allows an attacker to write a specially crafted file in the security context of the local system."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2025-21173", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "dotnet8.0", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "dotnet9.0", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "dotnet6.0", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "dotnet7.0", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-01-14T18:04:02Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-21173\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-21173\nhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21173"], "statement": "This vulnerability is rated with an Important severity because it allows an attacker to gain elevated privileges in the local system context. By exploiting this, an attacker can bypass standard user permissions, manipulate critical system files, execute arbitrary code, or install malicious software, potentially compromising the entire system.", "threat_severity": "Important"}

{}