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CVE-2007-2850

Estado: ModificadaAlta (10)—

The Session Reliability Service (XTE) in Citrix MetaFrame Presentation Server 3.0, Presentation Server 4.0, and Access Essentials 1.0 and 1.5, allows remote attackers to bypass network security policies and connect to arbitrary TCP ports via a modified address:port string.

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)

Citrix — Access EssentialsCitrix — Metaframe

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2007-2850",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 10,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/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": true,
        "exploitabilityScore": 10,
        "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": "2007-05-24T18:30:00.000",
  "references": [
    {
      "url": "http://fortconsult.net/files/fortconsult.dk/citrix_advisory.pdf",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/25371",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://support.citrix.com/article/CTX112964",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securitytracker.com/id?1018098",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2007/1918",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/34448",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://fortconsult.net/files/fortconsult.dk/citrix_advisory.pdf",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/25371",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://support.citrix.com/article/CTX112964",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id?1018098",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2007/1918",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/34448",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Session Reliability Service (XTE) in Citrix MetaFrame Presentation Server 3.0, Presentation Server 4.0, and Access Essentials 1.0 and 1.5, allows remote attackers to bypass network security policies and connect to arbitrary TCP ports via a modified address:port string."
    },
    {
      "lang": "es",
      "value": "El Session Reliability Service (XTE) del Citrix MetaFrame Presentation Server 3.0, Presentation Server 4.0 y Access Essentials 1.0 y 1.5, permite a atacantes remotos evitar las políticas de seguridad de la red y conectarse a puertos TCP de su elección a través de una cadena address:port modificada."
    }
  ],
  "lastModified": "2026-06-16T22:40:33.430",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:citrix:access_essentials:1.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2FF9F197-991D-4920-BE9A-2E3495E76CD2"
            },
            {
              "criteria": "cpe:2.3:a:citrix:access_essentials:1.5:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "21B89150-1806-481D-B0D9-FD37BA4798D1"
            },
            {
              "criteria": "cpe:2.3:a:citrix:metaframe:3.0:*:microsoft_windows_2000:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0C88F86F-F07D-4C17-B5D5-EC8F1A69A65A"
            },
            {
              "criteria": "cpe:2.3:a:citrix:metaframe:3.0:*:microsoft_windows_2003:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "5B4DBD3F-254D-4C25-9D7E-ECDEF7AED8BB"
            },
            {
              "criteria": "cpe:2.3:a:citrix:metaframe:3.0:*:x64_edition:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "950A42AA-2FF6-4C8C-84A3-E4623D5258AB"
            },
            {
              "criteria": "cpe:2.3:a:citrix:metaframe:4.0:*:microsoft_windows_2000:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CA262BAB-EFDB-4498-85CF-592517FC836D"
            },
            {
              "criteria": "cpe:2.3:a:citrix:metaframe:4.0:*:microsoft_windows_2003:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DF0B55D1-F942-4B6B-84AB-195A462B3119"
            },
            {
              "criteria": "cpe:2.3:a:citrix:metaframe:4.0:*:x64_edition:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "048974DF-1A85-42F5-BD08-8B2D991B411E"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "evaluatorSolution": "The vendor has addressed this issue with the following product updates:\r\n\r\nMetaFrame Presentation Server 3.0 for Windows 2000 Server:\r\nEN - http://support.citrix.com/article/CTX112818\r\nFR - http://support.citrix.com/article/CTX112821\r\nDE - http://support.citrix.com/article/CTX112819\r\nJA - http://support.citrix.com/article/CTX112820\r\nES - http://support.citrix.com/article/CTX112822\r\n\r\nMetaFrame Presentation Server 3.0 for Windows Server 2003:\r\nEN - http://support.citrix.com/article/CTX112813\r\nFR - http://support.citrix.com/article/CTX112816\r\nDE - http://support.citrix.com/article/CTX112814\r\nJA - http://support.citrix.com/article/CTX112815\r\nES - http://support.citrix.com/article/CTX112817\r\n\r\nCitrix Presentation Server 4.0 for Windows 2000 Server:\r\nEN - http://support.citrix.com/article/CTX112844\r\nFR - http://support.citrix.com/article/CTX112847\r\nDE - http://support.citrix.com/article/CTX112845\r\nJA - http://support.citrix.com/article/CTX112848\r\nES - http://support.citrix.com/article/CTX112846\r\n\r\nCitrix Presentation Server 4.0 for Windows Server 2003:\r\nEN - http://support.citrix.com/article/CTX112839\r\nFR - http://support.citrix.com/article/CTX112842\r\nDE - http://support.citrix.com/article/CTX112840\r\nJA - http://support.citrix.com/article/CTX112843\r\nES - http://support.citrix.com/article/CTX112841\r\n\r\nCitrix Presentation Server 4.0 for Windows Server 2003 x64 Editions:\r\nEN - http://support.citrix.com/article/CTX112886\r\nFR - http://support.citrix.com/article/CTX112887\r\nDE - http://support.citrix.com/article/CTX112888\r\nJA - http://support.citrix.com/article/CTX112890\r\nES - http://support.citrix.com/article/CTX112889\r\n\r\nCitrix Access Essentials 1.0:\r\nEN - http://support.citrix.com/article/CTX112839\r\nFR - http://support.citrix.com/article/CTX112842\r\nDE - http://support.citrix.com/article/CTX112840\r\nES - http://support.citrix.com/article/CTX112841\r\n\r\nCitrix Access Essentials 1.5:\r\nEN - http://support.citrix.com/article/CTX112839\r\nFR - http://support.citrix.com/article/CTX112842\r\nDE - http://support.citrix.com/article/CTX112840\r\nES - http://support.citrix.com/article/CTX112841\r\n"
}