fkie_cve-2012-0871
Vulnerability from fkie_nvd
Published
2014-04-18 14:55
Modified
2025-04-12 10:46
Severity ?
Summary
The session_link_x11_socket function in login/logind-session.c in systemd-logind in systemd, possibly 37 and earlier, allows local users to create or overwrite arbitrary files via a symlink attack on the X11 user directory in /run/user/.
References
secalert@redhat.comhttp://cgit.freedesktop.org/systemd/systemd/commit/?id=fc3c1c6e091ea16ad5600b145201ec535bbb5d7c
secalert@redhat.comhttp://lists.opensuse.org/opensuse-security-announce/2012-02/msg00030.html
secalert@redhat.comhttp://www.osvdb.org/79768
secalert@redhat.comhttps://bugzilla.novell.com/show_bug.cgi?id=747154
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=795853
af854a3a-2127-422b-91ae-364da2661108http://cgit.freedesktop.org/systemd/systemd/commit/?id=fc3c1c6e091ea16ad5600b145201ec535bbb5d7c
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00030.html
af854a3a-2127-422b-91ae-364da2661108http://www.osvdb.org/79768
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.novell.com/show_bug.cgi?id=747154
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=795853
Impacted products
Vendor Product Version
systemd_project systemd *
systemd_project systemd 1
systemd_project systemd 2
systemd_project systemd 3
systemd_project systemd 4
systemd_project systemd 5
systemd_project systemd 6
systemd_project systemd 7
systemd_project systemd 8
systemd_project systemd 9
systemd_project systemd 10
systemd_project systemd 11
systemd_project systemd 12
systemd_project systemd 13
systemd_project systemd 14
systemd_project systemd 15
systemd_project systemd 16
systemd_project systemd 17
systemd_project systemd 18
systemd_project systemd 19
systemd_project systemd 20
systemd_project systemd 21
systemd_project systemd 22
systemd_project systemd 23
systemd_project systemd 24
systemd_project systemd 25
systemd_project systemd 26
systemd_project systemd 27
systemd_project systemd 28
systemd_project systemd 29
systemd_project systemd 30
systemd_project systemd 31
systemd_project systemd 32
systemd_project systemd 33
systemd_project systemd 34
systemd_project systemd 35
systemd_project systemd 36
opensuse opensuse 12.1


To clipboard 

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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The session_link_x11_socket function in login/logind-session.c in systemd-logind in systemd, possibly 37 and earlier, allows local users to create or overwrite arbitrary files via a symlink attack on the X11 user directory in /run/user/."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n session_link_x11_socket en login/logind-session.c en systemd-logind en systemd, posiblemente 37 y anteriores, permite a usuarios locales crear o sobrescribir archivos arbitrarios a trav\u00e9s de un ataque symlink sobre el directorio de usuario X11 en /run/user/."
    }
  ],
  "id": "CVE-2012-0871",
  "lastModified": "2025-04-12T10:46:40.837",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 6.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:M/Au:N/C:N/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.4,
        "impactScore": 9.2,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2014-04-18T14:55:25.227",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://cgit.freedesktop.org/systemd/systemd/commit/?id=fc3c1c6e091ea16ad5600b145201ec535bbb5d7c"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00030.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.osvdb.org/79768"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugzilla.novell.com/show_bug.cgi?id=747154"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=795853"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://cgit.freedesktop.org/systemd/systemd/commit/?id=fc3c1c6e091ea16ad5600b145201ec535bbb5d7c"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00030.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.osvdb.org/79768"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://bugzilla.novell.com/show_bug.cgi?id=747154"
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=795853"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-59"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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