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FKIE_CVE-2013-4343

Vulnerability from fkie_nvd - Published: 2013-09-25 10:31 - Updated: 2026-06-16 23:57
Severity
Summary
Use-after-free vulnerability in drivers/net/tun.c in the Linux kernel through 3.11.1 allows local users to gain privileges by leveraging the CAP_NET_ADMIN capability and providing an invalid tuntap interface name in a TUNSETIFF ioctl call.
References
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.htmlMailing List, Third Party Advisory
secalert@redhat.comhttp://marc.info/?l=linux-kernel&m=137889490510745&w=2Mailing List, Third Party Advisory
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2013-1490.htmlThird Party Advisory
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2013/09/12/3Mailing List, Third Party Advisory
secalert@redhat.comhttp://www.spinics.net/lists/netdev/msg250066.htmlThird Party Advisory
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-2020-1Third Party Advisory
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-2023-1Third Party Advisory
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-2049-1Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1007733Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.htmlMailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=linux-kernel&m=137889490510745&w=2Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2013-1490.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2013/09/12/3Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.spinics.net/lists/netdev/msg250066.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2020-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2023-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2049-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1007733Issue Tracking, Third Party Advisory
Impacted products

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "DBBFD2F4-C6E2-42BA-94F5-B05D23189DA0",
              "versionEndExcluding": "3.10.16",
              "versionStartIncluding": "3.8",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "0313FEE8-9C18-417D-8600-CC657696FB8B",
              "versionEndExcluding": "3.11.5",
              "versionStartIncluding": "3.11",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:*",
              "matchCriteriaId": "EFAA48D9-BEB4-4E49-AD50-325C262D46D9",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:13.10:*:*:*:*:*:*:*",
              "matchCriteriaId": "7F61F047-129C-41A6-8A27-FFCBB8563E91",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Use-after-free vulnerability in drivers/net/tun.c in the Linux kernel through 3.11.1 allows local users to gain privileges by leveraging the CAP_NET_ADMIN capability and providing an invalid tuntap interface name in a TUNSETIFF ioctl call."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de uso despues de liberaci\u00f3n en drivers/net/tun.c en el kernel Linux 3.11.1 permite a usuarios locales obtener privilegios aprovechado CAP_NET_ADMIN e introduciendo un nombre de interfaz tuntap inv\u00e1lido en una llamada TUNSETIFF ioctl."
    }
  ],
  "id": "CVE-2013-4343",
  "lastModified": "2026-06-16T23:57:03.687",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 6.9,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.4,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2013-09-25T10:31:29.207",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
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    },
    {
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    },
    {
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    {
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    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      ],
      "url": "http://www.spinics.net/lists/netdev/msg250066.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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      ],
      "url": "http://www.ubuntu.com/usn/USN-2020-1"
    },
    {
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      ],
      "url": "http://www.ubuntu.com/usn/USN-2023-1"
    },
    {
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      "url": "http://www.ubuntu.com/usn/USN-2049-1"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    },
    {
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    },
    {
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    {
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  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-399"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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