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CVE-2012-5355

Estado: ModificadaBaja (3.3)—

welcome.py en xdiagnose antes de v2.5.2ubuntu0.1 permite a usuarios locales sobrescribir archivos de su elección a través de un ataque de enlace simbólico en un archivo temporal con un nombre predecible en /tmp.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Bryce Harrington — Xdiagnose

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2012-5355",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.3,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:M/Au:N/C:N/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.4,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2012-10-10T18:55:05.657",
  "references": [
    {
      "url": "http://osvdb.org/85882",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/50854",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-1591-1",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://bugs.launchpad.net/ubuntu/+source/xdiagnose/+bug/1036211",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/79475",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://osvdb.org/85882",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/50854",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-1591-1",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugs.launchpad.net/ubuntu/+source/xdiagnose/+bug/1036211",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/79475",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-59"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "welcome.py in xdiagnose before 2.5.2ubuntu0.1 allows local users to overwrite arbitrary files via a symlink attack on a temporary file with a predictable name in /tmp."
    },
    {
      "lang": "es",
      "value": "welcome.py en xdiagnose antes de v2.5.2ubuntu0.1 permite a usuarios locales sobrescribir archivos de su elección a través de un ataque de enlace simbólico en un archivo temporal con un nombre predecible en /tmp."
    }
  ],
  "lastModified": "2026-06-16T23:46:43.090",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:bryce_harrington:xdiagnose:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "67F8BF2D-B5E8-436C-867E-E7386B185719",
              "versionEndIncluding": "2.5"
            },
            {
              "criteria": "cpe:2.3:a:bryce_harrington:xdiagnose:0.2-0ubuntu2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "70573D18-C850-4020-A99A-091D6DDD4102"
            },
            {
              "criteria": "cpe:2.3:a:bryce_harrington:xdiagnose:1.6:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6648D77B-B5FA-4D00-A527-4358FD5EDBD3"
            },
            {
              "criteria": "cpe:2.3:a:bryce_harrington:xdiagnose:1.6.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E610A56B-B49B-41A9-9299-F4E364B35C48"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}