CVE-2021-43771

{"containers": {"cna": {"affected": [{"product": "Trend Micro Antivirus for MAC 2021", "vendor": "Trend Micro", "versions": [{"status": "affected", "version": "11.0"}]}], "descriptions": [{"lang": "en", "value": "Trend Micro Antivirus for Mac 2021 v11 (Consumer) is vulnerable to an improper access control privilege escalation vulnerability that could allow an attacker to establish a connection that could lead to full local privilege escalation within the application. Please note that an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability."}], "problemTypes": [{"descriptions": [{"description": "Improper Access Control Privilege Escalation", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-11-30T11:18:43.000Z", "orgId": "7f7bd7df-cffe-4fdb-ab6d-859363b89272", "shortName": "trendmicro"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://helpcenter.trendmicro.com/en-us/article/TMKA-10832"}, {"tags": ["x_refsource_MISC"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1320/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@trendmicro.com", "ID": "CVE-2021-43771", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Trend Micro Antivirus for MAC 2021", "version": {"version_data": [{"version_value": "11.0"}]}}]}, "vendor_name": "Trend Micro"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Trend Micro Antivirus for Mac 2021 v11 (Consumer) is vulnerable to an improper access control privilege escalation vulnerability that could allow an attacker to establish a connection that could lead to full local privilege escalation within the application. Please note that an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Improper Access Control Privilege Escalation"}]}]}, "references": {"reference_data": [{"name": "https://helpcenter.trendmicro.com/en-us/article/TMKA-10832", "refsource": "MISC", "url": "https://helpcenter.trendmicro.com/en-us/article/TMKA-10832"}, {"name": "https://www.zerodayinitiative.com/advisories/ZDI-21-1320/", "refsource": "MISC", "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1320/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T04:03:08.683Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://helpcenter.trendmicro.com/en-us/article/TMKA-10832"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1320/"}]}]}, "cveMetadata": {"assignerOrgId": "7f7bd7df-cffe-4fdb-ab6d-859363b89272", "assignerShortName": "trendmicro", "cveId": "CVE-2021-43771", "datePublished": "2021-11-30T11:18:43.000Z", "dateReserved": "2021-11-16T00:00:00.000Z", "dateUpdated": "2024-08-04T04:03:08.683Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "Trend Micro Antivirus for MAC 2021", "vendor": "Trend Micro", "versions": [{"status": "affected", "version": "11.0"}]}], "source": "security@trendmicro.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:trendmicro:antivirus:*:*:*:*:*:macos:*:*", "matchCriteriaId": "36F619DA-E903-41D3-9769-62364E3A13AA", "versionEndExcluding": "11.0.2163", "versionStartIncluding": "11.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Trend Micro Antivirus for Mac 2021 v11 (Consumer) is vulnerable to an improper access control privilege escalation vulnerability that could allow an attacker to establish a connection that could lead to full local privilege escalation within the application. Please note that an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability."}, {"lang": "es", "value": "Trend Micro Antivirus para Mac 2021 versi\u00f3n v11 (Consumer), es susceptible a una vulnerabilidad de escalada de privilegios por control de acceso inapropiado que podr\u00eda permitir a un atacante establecer una conexi\u00f3n que podr\u00eda conllevar a una escalada de privilegios local completa dentro de la aplicaci\u00f3n. Tenga en cuenta que un atacante debe obtener primero la capacidad de ejecutar c\u00f3digo con pocos privilegios en el sistema de destino para poder explotar esta vulnerabilidad"}], "id": "CVE-2021-43771", "lastModified": "2026-06-17T04:11:23.107", "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": 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": "Primary"}]}, "published": "2021-11-30T12:15:08.750", "references": [{"source": "security@trendmicro.com", "tags": ["Vendor Advisory"], "url": "https://helpcenter.trendmicro.com/en-us/article/TMKA-10832"}, {"source": "security@trendmicro.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1320/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://helpcenter.trendmicro.com/en-us/article/TMKA-10832"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1320/"}], "sourceIdentifier": "security@trendmicro.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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