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CVE-2011-1895

Estado: ModificadaMedia (4.3)—

CRLF injection vulnerability in Microsoft Forefront Unified Access Gateway (UAG) 2010 Gold, Update 1, Update 2, and SP1 allows remote attackers to inject arbitrary HTTP headers, and conduct HTTP response splitting attacks and cross-site scripting (XSS) attacks, via unspecified vectors, aka "ExcelTable Response Splitting XSS 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 — Forefront Unified Access Gateway

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2011-1895",
  "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": "2011-10-12T02:52:43.317",
  "references": [
    {
      "url": "http://osvdb.org/76235",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/49979",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-079",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13064",
      "source": "secure@microsoft.com"
    },
    {
      "url": "http://osvdb.org/76235",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/49979",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-079",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13064",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-94"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "CRLF injection vulnerability in Microsoft Forefront Unified Access Gateway (UAG) 2010 Gold, Update 1, Update 2, and SP1 allows remote attackers to inject arbitrary HTTP headers, and conduct HTTP response splitting attacks and cross-site scripting (XSS) attacks, via unspecified vectors, aka \"ExcelTable Response Splitting XSS Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de inyección CRLF en Microsoft Forefront Unified Access Gateway (UAG) 2010 Gold, Update 1 , Update 2 y SP1 permite a atacantes remotos inyectar cabeceras HTTP de su elección, y llevar a cabo ataques de división de respuesta HTTP y ataques de ejecución de comandos en sitios cruzados (XSS), a través de vectores no especificados. También conocido como \"vulnerabilidad XSS de División de respuesta de ExcelTable\"."
    }
  ],
  "lastModified": "2026-06-16T23:30:19.663",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C17E843B-C2FE-433B-B37A-615494AAB211"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:sp1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "96448A86-3D9B-488C-A95C-4CCAE1FE177D"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:update1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8D9218D0-D3C5-400A-A8C4-C25160B746B9"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:forefront_unified_access_gateway:2010:update2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C8B9D477-AC0F-4271-ACEF-325C31E8BE40"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@microsoft.com"
}