fkie_cve-2017-7184
Vulnerability from fkie_nvd
Published
2017-03-19 18:59
Modified
2025-04-20 01:37
Summary
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.
References
cve@mitre.orghttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=677e806da4d916052585301785d847c3b3e6186aVendor Advisory
cve@mitre.orghttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f843ee6dd019bcece3e74e76ad9df0155655d0dfVendor Advisory
cve@mitre.orghttp://openwall.com/lists/oss-security/2017/03/29/2Mailing List, Third Party Advisory
cve@mitre.orghttp://www.eweek.com/security/ubuntu-linux-falls-on-day-1-of-pwn2own-hacking-competitionTechnical Description, Third Party Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/97018Third Party Advisory, VDB Entry
cve@mitre.orghttp://www.securitytracker.com/id/1038166Third Party Advisory, VDB Entry
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2017:2918Third Party Advisory
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2017:2930Third Party Advisory
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2017:2931Third Party Advisory
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2019:4159Third Party Advisory
cve@mitre.orghttps://blog.trendmicro.com/results-pwn2own-2017-day-one/Technical Description, Third Party Advisory
cve@mitre.orghttps://github.com/torvalds/linux/commit/677e806da4d916052585301785d847c3b3e6186aThird Party Advisory
cve@mitre.orghttps://github.com/torvalds/linux/commit/f843ee6dd019bcece3e74e76ad9df0155655d0dfThird Party Advisory
cve@mitre.orghttps://source.android.com/security/bulletin/2017-05-01Third Party Advisory
cve@mitre.orghttps://twitter.com/thezdi/status/842126074435665920Press/Media Coverage, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=677e806da4d916052585301785d847c3b3e6186aVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f843ee6dd019bcece3e74e76ad9df0155655d0dfVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://openwall.com/lists/oss-security/2017/03/29/2Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.eweek.com/security/ubuntu-linux-falls-on-day-1-of-pwn2own-hacking-competitionTechnical Description, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/97018Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1038166Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2017:2918Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2017:2930Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2017:2931Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2019:4159Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://blog.trendmicro.com/results-pwn2own-2017-day-one/Technical Description, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/677e806da4d916052585301785d847c3b3e6186aThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/f843ee6dd019bcece3e74e76ad9df0155655d0dfThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://source.android.com/security/bulletin/2017-05-01Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://twitter.com/thezdi/status/842126074435665920Press/Media Coverage, Third Party Advisory



{
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  "cveTags": [],
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      "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."
    }
  ],
  "id": "CVE-2017-7184",
  "lastModified": "2025-04-20T01:37:25.860",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
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          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2,
          "confidentialityImpact": "COMPLETE",
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          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "obtainAllPrivilege": true,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
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          "scope": "UNCHANGED",
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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        "exploitabilityScore": 1.8,
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        "source": "nvd@nist.gov",
        "type": "Primary"
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  },
  "published": "2017-03-19T18:59:00.193",
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  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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