FKIE_CVE-2014-0011

Vulnerability from fkie_nvd - Published: 2020-01-02 20:15 - Updated: 2026-06-17 00:02
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Multiple heap-based buffer overflows in the ZRLE_DECODE function in common/rfb/zrleDecode.h in TigerVNC before 1.3.1, when NDEBUG is enabled, allow remote VNC servers to cause a denial of service (vncviewer crash) and possibly execute arbitrary code via vectors related to screen image rendering.
References
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1050928Issue Tracking, Patch, Third Party Advisory
secalert@redhat.comhttps://github.com/TigerVNC/tigervnc/releases/tag/v1.3.1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1050928Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/TigerVNC/tigervnc/releases/tag/v1.3.1Third Party Advisory
Impacted products
Vendor Product Version
tigervnc tigervnc *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "TigerVNC",
          "vendor": "TigerVNC",
          "versions": [
            {
              "status": "affected",
              "version": "before 1.3.1"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:tigervnc:tigervnc:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "DF817D4F-6B39-4BF9-8B0D-D27576436F6F",
              "versionEndExcluding": "1.3.1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Multiple heap-based buffer overflows in the ZRLE_DECODE function in common/rfb/zrleDecode.h in TigerVNC before 1.3.1, when NDEBUG is enabled, allow remote VNC servers to cause a denial of service (vncviewer crash) and possibly execute arbitrary code via vectors related to screen image rendering."
    },
    {
      "lang": "es",
      "value": "M\u00faltiples desbordamientos de b\u00fafer en la regi\u00f3n heap de la memoria en la funci\u00f3n ZRLE_DECODE en el archivo common/rfb/zrleDecode.h en TigerVNC versiones anteriores a la versi\u00f3n 1.3.1, cuando NDEBUG est\u00e1 habilitado, permite a servidores VNC remotos causar una denegaci\u00f3n de servicio (bloqueo de vncviewer) y posiblemente ejecutar c\u00f3digo arbitrario por medio de vectores relacionados con el renderizado de im\u00e1genes en pantalla."
    }
  ],
  "id": "CVE-2014-0011",
  "lastModified": "2026-06-17T00:02:05.083",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-01-02T20:15:15.943",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1050928"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/TigerVNC/tigervnc/releases/tag/v1.3.1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1050928"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/TigerVNC/tigervnc/releases/tag/v1.3.1"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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