{ "id": "CVE-2017-7184", "sourceIdentifier": "cve@mitre.org", "published": "2017-03-19T18:59:00.193", "lastModified": "2024-11-21T03:31:19.987", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "The xfrm_replay_verify_len function in net/xfrm/xfrm_user.c in the Linux kernel through 4.10.6 does not validate certain size data after an XFRM_MSG_NEWAE update, which allows local users to obtain root privileges or cause a denial of service (heap-based out-of-bounds access) by leveraging the CAP_NET_ADMIN capability, as demonstrated during a Pwn2Own competition at CanSecWest 2017 for the Ubuntu 16.10 linux-image-* package 4.8.0.41.52." }, { "lang": "es", "value": "La funci\u00f3n xfrm_replay_verify_len en net/xfrm/xfrm_user.c en el kernel de Linux hasta la versi\u00f3n 4.10.6 no valida ciertos datos de tama\u00f1o despu\u00e9s de una actualizaci\u00f3n XFRM_MSG_NEWAE, lo que permite a usuarios locales obtener privilegios de root o provocar una denegaci\u00f3n de servicio (acceso fuera de l\u00edmites basado en memoria din\u00e1mica) aprovechando la capacidad CAP_NET_ADMIN, como se demostr\u00f3 durante una competici\u00f3n Pwn2Own en CanSecWest 2017 para el paquete Ubuntu 16.10 linux-image-* 4.8.0.41.52." } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 1.8, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "baseScore": 7.2, "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE" }, "baseSeverity": "HIGH", "exploitabilityScore": 3.9, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": true, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "NVD-CWE-noinfo" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:4.8:*:*:*:*:*:*:*", "matchCriteriaId": "4E12A4EF-B3CF-432B-B9FF-AEF80A5C6906" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.10:*:*:*:*:*:*:*", "matchCriteriaId": "1AFB20FA-CB00-4729-AB3A-816454C6D096" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { 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"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=677e806da4d916052585301785d847c3b3e6186a", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f843ee6dd019bcece3e74e76ad9df0155655d0df", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "http://openwall.com/lists/oss-security/2017/03/29/2", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://www.eweek.com/security/ubuntu-linux-falls-on-day-1-of-pwn2own-hacking-competition", "source": "cve@mitre.org", "tags": [ "Technical Description", "Third Party Advisory" ] }, { "url": "http://www.securityfocus.com/bid/97018", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "http://www.securitytracker.com/id/1038166", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "https://access.redhat.com/errata/RHSA-2017:2918", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://access.redhat.com/errata/RHSA-2017:2930", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://access.redhat.com/errata/RHSA-2017:2931", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://access.redhat.com/errata/RHSA-2019:4159", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://blog.trendmicro.com/results-pwn2own-2017-day-one/", "source": "cve@mitre.org", "tags": [ "Technical Description", "Third Party Advisory" ] }, { "url": "https://github.com/torvalds/linux/commit/677e806da4d916052585301785d847c3b3e6186a", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://github.com/torvalds/linux/commit/f843ee6dd019bcece3e74e76ad9df0155655d0df", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://source.android.com/security/bulletin/2017-05-01", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://twitter.com/thezdi/status/842126074435665920", "source": "cve@mitre.org", "tags": [ "Press/Media Coverage", "Third Party Advisory" ] }, { "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=677e806da4d916052585301785d847c3b3e6186a", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ] }, { "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f843ee6dd019bcece3e74e76ad9df0155655d0df", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ] }, { "url": "http://openwall.com/lists/oss-security/2017/03/29/2", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "http://www.eweek.com/security/ubuntu-linux-falls-on-day-1-of-pwn2own-hacking-competition", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Technical Description", "Third Party Advisory" ] }, { "url": "http://www.securityfocus.com/bid/97018", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "http://www.securitytracker.com/id/1038166", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "https://access.redhat.com/errata/RHSA-2017:2918", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "https://access.redhat.com/errata/RHSA-2017:2930", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "https://access.redhat.com/errata/RHSA-2017:2931", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "https://access.redhat.com/errata/RHSA-2019:4159", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] 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