CVE-2016-9604

{"id": "CVE-2016-9604", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 2.1, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 4.4, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 0.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 4.4, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 0.8}]}, "published": "2018-07-11T13:29:00.207", "references": [{"url": "http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-9604.html", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/102135", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2017:1842", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2017:2077", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://access.redhat.com/errata/RHSA-2017:2669", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.novell.com/show_bug.cgi?id=1035576", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9604", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ee8f844e3c5a73b999edf733df1c529d6503ec2f", "tags": ["Patch", "Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-9604.html", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/102135", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://access.redhat.com/errata/RHSA-2017:1842", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://access.redhat.com/errata/RHSA-2017:2077", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://access.redhat.com/errata/RHSA-2017:2669", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.novell.com/show_bug.cgi?id=1035576", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9604", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ee8f844e3c5a73b999edf733df1c529d6503ec2f", "tags": ["Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-732"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-347"}]}], "descriptions": [{"lang": "en", "value": "It was discovered in the Linux kernel before 4.11-rc8 that root can gain direct access to an internal keyring, such as '.dns_resolver' in RHEL-7 or '.builtin_trusted_keys' upstream, by joining it as its session keyring. This allows root to bypass module signature verification by adding a new public key of its own devising to the keyring."}, {"lang": "es", "value": "Se ha descubierto en el kernel de Linux en versiones anteriores a la 4.11-rc8 que root puede obtener acceso directo a un keyring interno, como \".dns_resolver\" en RHEL-7 o el upstream \".builtin_trusted_keys\" uni\u00e9ndose a \u00e9l como su keyring de sesi\u00f3n. Esto permite que root omita la verificaci\u00f3n de firmas del m\u00f3dulo a\u00f1adiendo una nueva clave p\u00fablica de su propia elaboraci\u00f3n al keyring."}], "lastModified": "2024-11-21T03:01:29.833", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BDB550B4-ED03-4369-B53F-4FF3A24ECB0D", "versionEndIncluding": "4.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.11:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "45227BEA-300E-4694-8ADE-D0FA7C560C83"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.11:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9F27DB1B-125C-416A-8DF1-80EE75E4F972"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.11:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "64F78CCF-F54B-4D1C-AFA6-DE4076C3A263"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.11:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A659506C-868E-4E87-B0D8-E901BC2E9BDC"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.11:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "ACE2C8C3-F2AA-4A39-9D81-B0F8BB82B834"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.11:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D67BFFD0-1A52-4F5D-98DB-D94B58FD8D30"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.11:rc7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7D996F38-22AC-4059-84FC-F7D69CE0CB9B"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}