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CVE-2011-0039

Estado: ModificadaAlta (7.2)—

The Local Security Authority Subsystem Service (LSASS) in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 does not properly process authentication requests, which allows local users to gain privileges via a request with a crafted length, aka "LSASS Length Validation Vulnerability."

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 (2)

Microsoft — Windows 2003 ServerMicrosoft — Windows XP

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2011-0039",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.2,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2011-02-09T01:00:08.070",
  "references": [
    {
      "url": "http://secunia.com/advisories/43253",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/46152",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securitytracker.com/id?1025049",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2011/0327",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-014",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12537",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://secunia.com/advisories/43253",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/46152",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id?1025049",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2011/0327",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-014",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12537",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Local Security Authority Subsystem Service (LSASS) in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 does not properly process authentication requests, which allows local users to gain privileges via a request with a crafted length, aka \"LSASS Length Validation Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "Local Security Authority Subsystem Service (LSASS) en Microsoft Windows XP SP2 y SP3 y Server 2003 SP2 no procesa correctamente las solicitudes de autenticación, lo que permite a usuarios locales conseguir privilegios a través de una solicitud con una longitud manipulada, también conocido como \"Vulnerabilidad de validación de longitud LSASS.\""
    }
  ],
  "lastModified": "2026-06-16T23:26:40.430",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:microsoft:windows_2003_server:*:sp2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2978BF86-5A1A-438E-B81F-F360D0E30C9C"
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_2003_server:*:sp2:itanium:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F7EFB032-47F4-4497-B16B-CB9126EAC9DF"
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_2003_server:*:sp2:x64:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6881476D-81A2-4DFD-AC77-82A8D08A0568"
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CE477A73-4EE4-41E9-8694-5A3D5DC88656"
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "FFAC3F90-77BF-4F56-A89B-8A3D2D1FC6D6"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@microsoft.com"
}