nvd-json-data-feeds/CVE-2014/CVE-2014-09xx/CVE-2014-0979.json

{
  "id": "CVE-2014-0979",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2014-01-23T01:55:04.460",
  "lastModified": "2018-10-30T16:27:34.687",
  "vulnStatus": "Modified",
  "evaluatorComment": "Per: http://cwe.mitre.org/data/definitions/476.html\n\n\"CWE-476: NULL Pointer Dereference\"",
  "descriptions": [
    {
      "lang": "en",
      "value": "The start_authentication function in lightdm-gtk-greeter.c in LightDM GTK+ Greeter before 1.7.1 does not properly handle the return value from the lightdm_greeter_get_authentication_user function, which allows local users to cause a denial of service (NULL pointer dereference) via an empty username."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n start_authentication en lightdm-gtk-greeter.c de LightDM GTK+ Greeter anterior a la versi\u00f3n 1.7.1 no maneja adecuadamente el valor desde la funci\u00f3n lightdm_greeter_get_authentication_user, lo que permite a usuarios locales provocar una denegaci\u00f3n de servicio (dereferencia a puntero nulo) a trav\u00e9s de un nombre de usuario vac\u00edo."
    }
  ],
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        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 2.1
        },
        "baseSeverity": "LOW",
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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      "type": "Primary",
      "description": [
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          "value": "NVD-CWE-Other"
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  "references": [
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-February/128117.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2014-February/128150.html",
      "source": "cve@mitre.org"
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      "url": "http://lists.opensuse.org/opensuse-updates/2014-01/msg00048.html",
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    {
      "url": "http://www.openwall.com/lists/oss-security/2014/01/07/15",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/64679",
      "source": "cve@mitre.org"
    },
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      "url": "https://bugs.launchpad.net/lightdm-gtk-greeter/+bug/1266449",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://bugzilla.novell.com/show_bug.cgi?id=857303",
      "source": "cve@mitre.org"
    }
  ]
}