fkie_cve-2016-9941
Vulnerability from fkie_nvd
Published
2016-12-31 18:59
Modified
2025-04-12 10:46
Severity ?
9.8 (Critical) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Heap-based buffer overflow in rfbproto.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted FramebufferUpdate message containing a subrectangle outside of the client drawing area.
References
cve@mitre.orghttp://www.debian.org/security/2017/dsa-3753
cve@mitre.orghttp://www.securityfocus.com/bid/95170
cve@mitre.orghttps://github.com/LibVNC/libvncserver/pull/137
cve@mitre.orghttps://github.com/LibVNC/libvncserver/releases/tag/LibVNCServer-0.9.11
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
cve@mitre.orghttps://security.gentoo.org/glsa/201702-24
cve@mitre.orghttps://usn.ubuntu.com/4587-1/
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2017/dsa-3753
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/95170
af854a3a-2127-422b-91ae-364da2661108https://github.com/LibVNC/libvncserver/pull/137
af854a3a-2127-422b-91ae-364da2661108https://github.com/LibVNC/libvncserver/releases/tag/LibVNCServer-0.9.11
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201702-24
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/4587-1/
Impacted products
Vendor Product Version
libvncserver_project libvncserver *


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:libvncserver_project:libvncserver:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "F09960B4-2704-4B36-B056-476F4DD30C9B",
              "versionEndIncluding": "0.9.10",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Heap-based buffer overflow in rfbproto.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted FramebufferUpdate message containing a subrectangle outside of the client drawing area."
    },
    {
      "lang": "es",
      "value": "Desbordamiento de b\u00fafer basado en memoria din\u00e1mica en rfbproto.c en LibVNCClient en LibVNCServer en versiones anteriores a 0.9.11 permite a servidores remotos provocar una denegaci\u00f3n de servicio (ca\u00edda de aplicaci\u00f3n) o posiblemente ejecutar c\u00f3digo arbitrario a trav\u00e9s de un mensaje FramebufferUpdate manipulado que contiene un subrect\u00e1ngulo fuera del \u00e1rea de dibujo del cliente."
    }
  ],
  "id": "CVE-2016-9941",
  "lastModified": "2025-04-12T10:46:40.837",
  "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
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2016-12-31T18:59:00.133",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "http://www.debian.org/security/2017/dsa-3753"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.securityfocus.com/bid/95170"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/LibVNC/libvncserver/pull/137"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://github.com/LibVNC/libvncserver/releases/tag/LibVNCServer-0.9.11"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://security.gentoo.org/glsa/201702-24"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://usn.ubuntu.com/4587-1/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2017/dsa-3753"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/95170"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://github.com/LibVNC/libvncserver/pull/137"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://github.com/LibVNC/libvncserver/releases/tag/LibVNCServer-0.9.11"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://security.gentoo.org/glsa/201702-24"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://usn.ubuntu.com/4587-1/"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.