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CVE-2013-1056

Status: ModifiedLow (1.9)—

X.org X server 1.13.3 and earlier, when not run as root, allows local users to cause a denial of service (crash) or possibly gain privileges via vectors involving cached xkb files.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Canonical — Ubuntu Linux

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2013-1056",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 1.9,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.4,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "security@ubuntu.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2013-10-28T21:55:05.110",
  "references": [
    {
      "url": "http://www.ubuntu.com/usn/USN-1990-1",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@ubuntu.com"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-1990-1",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "X.org X server 1.13.3 and earlier, when not run as root, allows local users to cause a denial of service (crash) or possibly gain privileges via vectors involving cached xkb files."
    },
    {
      "lang": "es",
      "value": "X.org X server 1.13.3 y anteriores versiones, cuando no se ejecutan como root, permite a usuarios locales ocasionar una denegación de servicio (cuelgue) o posiblemente obtener privilegios a través de vectores que involucren archivos xkb almacenados en caché."
    }
  ],
  "lastModified": "2026-06-16T23:50:47.037",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F5D324C4-97C7-49D3-A809-9EAD4B690C69"
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E2076871-2E80-4605-A470-A41C1A8EC7EE"
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "EFAA48D9-BEB4-4E49-AD50-325C262D46D9"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@ubuntu.com"
}