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CVE-2012-0007

Estado: ModificadaMedia (4.3)—

The Microsoft Anti-Cross Site Scripting (AntiXSS) Library 3.x and 4.0 does not properly evaluate characters after the detection of a Cascading Style Sheets (CSS) escaped character, which allows remote attackers to conduct cross-site scripting (XSS) attacks via HTML input, aka "AntiXSS Library Bypass 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 (1)

Microsoft — Anti-cross Site Scripting Library

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2012-0007",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "affected": [
    {
      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2012-01-10T21:55:03.930",
  "references": [
    {
      "url": "http://secunia.com/advisories/47483",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://secunia.com/advisories/47516",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/51291",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securitytracker.com/id?1026499",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.us-cert.gov/cas/techalerts/TA12-010A.html",
      "tags": [
        "US Government Resource"
      ],
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-007",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14314",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://secunia.com/advisories/47483",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/47516",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/51291",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id?1026499",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.us-cert.gov/cas/techalerts/TA12-010A.html",
      "tags": [
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-007",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14314",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Microsoft Anti-Cross Site Scripting (AntiXSS) Library 3.x and 4.0 does not properly evaluate characters after the detection of a Cascading Style Sheets (CSS) escaped character, which allows remote attackers to conduct cross-site scripting (XSS) attacks via HTML input, aka \"AntiXSS Library Bypass Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "La bilblioteca Anti-Cross Site Scripting  (AntiXSS) de Microsoft v3.x y v4.0 no evalua correctamente los caracteres después de la detección de un caracter 'escapado' de una Hoja de Estilo en Cascada (CSS), lo cual permite a atacantes remotos realizar ataques de ejecución de comandos en sitios cruzados (XSS) introduciendo HTML. Se trata de un problema también conocido como \"Vulnerabilidad de salto de la biblioteca AntiXSS\"."
    }
  ],
  "lastModified": "2026-06-16T23:36:28.810",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microsoft:anti-cross_site_scripting_library:3.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4560D917-038A-4190-A58A-8D7268FEA2A2"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:anti-cross_site_scripting_library:4.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F4BE6A3C-3F78-4338-BA9B-F7BF096B1076"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@microsoft.com"
}