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CVE-2012-0950

Status: ModifiedMedium (5)—

The Apport hook (DistUpgradeApport.py) in Update Manager, as used by Ubuntu 12.04 LTS, 11.10, and 11.04, uploads the /var/log/dist-upgrade directory when reporting bugs to Launchpad, which allows remote attackers to read repository credentials by viewing a public bug report. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-0949.

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)

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{
  "id": "CVE-2012-0950",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "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": "2012-06-19T20:55:05.333",
  "references": [
    {
      "url": "http://www.ubuntu.com/usn/USN-1443-2",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@ubuntu.com"
    },
    {
      "url": "https://bugs.launchpad.net/ubuntu/%2Bsource/update-manager/%2Bbug/1004503",
      "source": "security@ubuntu.com"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-1443-2",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugs.launchpad.net/ubuntu/%2Bsource/update-manager/%2Bbug/1004503",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Apport hook (DistUpgradeApport.py) in Update Manager, as used by Ubuntu 12.04 LTS, 11.10, and 11.04, uploads the /var/log/dist-upgrade directory when reporting bugs to Launchpad, which allows remote attackers to read repository credentials by viewing a public bug report.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-0949."
    },
    {
      "lang": "es",
      "value": "El gancho Apport (DistUpgradeApport.py) en Update Manager, como el usado por Ubuntu v12.04 LTS, v11.10, y v11.04, carga el directorio /var/log/dist-upgrade al informar de los fallos a Launchpad, lo que permite a atacantes remotos leer las credenciales del repositorio mediante la visualización de un informe de error público. NOTA: esta vulnerabilidad existe debido a una solución incompleta para CVE-2012-0949."
    }
  ],
  "lastModified": "2026-06-16T23:38:33.877",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "EF49D26F-142E-468B-87C1-BABEA445255C"
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E4174F4F-149E-41A6-BBCC-D01114C05F38"
            },
            {
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F5D324C4-97C7-49D3-A809-9EAD4B690C69"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@ubuntu.com"
}