CVE-2008-5121

Estado: ModificadaAlta (7.2)—

dne2000.sys in Citrix Deterministic Network Enhancer (DNE) 2.21.7.233 through 3.21.7.17464, as used in (1) Cisco VPN Client, (2) Blue Coat WinProxy, and (3) SafeNet SoftRemote and HighAssurance Remote, allows local users to gain privileges via a crafted DNE_IOCTL DeviceIoControl request to the \\.\DNE device interface.

CVSS

Versión: 2.0
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Puntuación base: 7.2

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 1.12%
Percentil entre todas las CVEs puntuadas: 65
Fecha de la puntuación: 5/10/2026

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)

Citrix — Deterministic Network Enhancer

CWE

CWE-264

Referencias

JSON original (NVD)

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{
  "id": "CVE-2008-5121",
  "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": true,
        "exploitabilityScore": 3.9,
        "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": "2008-11-18T00:30:00.517",
  "references": [
    {
      "url": "http://secunia.com/advisories/30728",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/30744",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/30747",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/30753",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://securityreason.com/securityalert/4600",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://support.citrix.com/article/CTX117751",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://tools.cisco.com/Support/BugToolKit/search/getBugDetails.do?method=fetchBugDetails&bugId=CSCsm25860",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.digit-labs.org/files/exploits/dne2000-call.c",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/858993",
      "tags": [
        "US Government Resource"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/29772",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2008/1865",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2008/1866",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2008/1867",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2008/1868",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/43153",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.exploit-db.com/exploits/5837",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/30728",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/30744",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/30747",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/30753",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://securityreason.com/securityalert/4600",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://support.citrix.com/article/CTX117751",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://tools.cisco.com/Support/BugToolKit/search/getBugDetails.do?method=fetchBugDetails&bugId=CSCsm25860",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.digit-labs.org/files/exploits/dne2000-call.c",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/858993",
      "tags": [
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/29772",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2008/1865",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2008/1866",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2008/1867",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2008/1868",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/43153",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.exploit-db.com/exploits/5837",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-264"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "dne2000.sys in Citrix Deterministic Network Enhancer (DNE) 2.21.7.233 through 3.21.7.17464, as used in (1) Cisco VPN Client, (2) Blue Coat WinProxy, and (3) SafeNet SoftRemote and HighAssurance Remote, allows local users to gain privileges via a crafted DNE_IOCTL DeviceIoControl request to the \\\\.\\DNE device interface."
    },
    {
      "lang": "es",
      "value": "dne2000.sys en Citrix Deterministic Network Enhancer (DNE) desde la version 2.21.7.233 a la 3.21.7.17464, tal y como se usa en (1) Cisco VPN Client, (2) Blue Coat WinProxy, y (3) SafeNet SoftRemote y HighAssurance Remote, permite a usuarios locales obtener privilegios a través de una petición DNE_IOCTL DeviceIoControl modificada a la interfaz  de dispositivo \\\\.\\DNE .\r\n\r\n"
    }
  ],
  "lastModified": "2026-06-16T22:59:17.560",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:citrix:deterministic_network_enhancer:2.21.7.223:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "10F0D8E9-67F6-4484-9BD1-A16228A41D0E"
            },
            {
              "criteria": "cpe:2.3:a:citrix:deterministic_network_enhancer:3.21.7.17464:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "153E29F0-3E68-4CF3-B5B3-8A63E101A650"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:bluecoat:winproxy:*:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "BC5D863E-670D-4849-960B-FEEA70C95E74"
            },
            {
              "criteria": "cpe:2.3:a:cisco:vpn_client:*:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "099829D2-EC37-4BEF-91B7-375478189C1B"
            },
            {
              "criteria": "cpe:2.3:a:safenet:highassurance_remote:*:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "7212B1EF-2AD3-42DD-A6D7-DB18F3ED2923"
            },
            {
              "criteria": "cpe:2.3:a:safenet:softremote_vpn_client:*:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "0C384818-1B30-4EBA-99DE-E64008F72985"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}