CVE-2021-28041

{"id": "CVE-2021-28041", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "NETWORK", "vectorString": "AV:N/AC:H/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "HIGH", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.2}]}, "published": "2021-03-05T21:15:13.200", "references": [{"url": "https://github.com/openssh/openssh-portable/commit/e04fd6dde16de1cdc5a4d9946397ff60d96568db", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KQWGII3LQR4AOTPPFXGMTYE7UDEWIUKI/", "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TXST2CML2MWY3PNVUXX7FFJE3ATJMNVZ/", "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/202105-35", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://security.netapp.com/advisory/ntap-20210416-0002/", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.openssh.com/security.html", "tags": ["Not Applicable", "Vendor Advisory"], 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"af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/202105-35", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.netapp.com/advisory/ntap-20210416-0002/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.openssh.com/security.html", "tags": ["Not Applicable", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.openssh.com/txt/release-8.5", "tags": ["Release Notes", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.openwall.com/lists/oss-security/2021/03/03/1", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.oracle.com//security-alerts/cpujul2021.html", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-415"}]}], "descriptions": [{"lang": "en", "value": "ssh-agent in OpenSSH before 8.5 has a double free that may be relevant in a few less-common scenarios, such as unconstrained agent-socket access on a legacy operating system, or the forwarding of an agent to an attacker-controlled host."}, {"lang": "es", "value": "ssh-agent en OpenSSH versiones anteriores a 8.5, presenta una doble liberaci\u00f3n que puede ser relevante en algunos escenarios menos comunes, como el acceso sin restricciones al socket del agente en un sistema operativo heredado o el reenv\u00edo de un agente a un host controlado por el atacante"}], "lastModified": "2024-11-21T05:59:01.940", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7974AA7F-3FC7-437C-80C4-8581BC18F883", "versionEndExcluding": "8.5", 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