UBUNTU-CVE-2012-6084 (CVE-2012-6084)

Vulnerability from osv_ubuntu – Published: 2013-01-01 15:55 – Updated: 2025-07-16 04:50 – Source website
Withdrawn 2025-07-18 VLAI
Details

modules/m_capab.c in (1) ircd-ratbox before 3.0.8 and (2) Charybdis before 3.4.2 does not properly support capability negotiation during server handshakes, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed request.

Severity
N/A (UNKNOWN)
high
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "charybdis",
            "binary_version": "3.4.2-3"
          },
          {
            "binary_name": "charybdis-dbg",
            "binary_version": "3.4.2-3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "charybdis",
        "purl": "pkg:deb/ubuntu/charybdis@3.4.2-3?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.4.2-3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.4.2-2",
        "3.4.2-2ubuntu1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "ircd-ratbox",
            "binary_version": "3.0.7.dfsg-3"
          },
          {
            "binary_name": "ircd-ratbox-dbg",
            "binary_version": "3.0.7.dfsg-3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "ircd-ratbox",
        "purl": "pkg:deb/ubuntu/ircd-ratbox@3.0.7.dfsg-3?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.0.7.dfsg-3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": []
    }
  ],
  "aliases": [],
  "details": "modules/m_capab.c in (1) ircd-ratbox before 3.0.8 and (2) Charybdis before 3.4.2 does not properly support capability negotiation during server handshakes, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed request.",
  "id": "UBUNTU-CVE-2012-6084",
  "modified": "2025-07-16T04:50:09Z",
  "published": "2013-01-01T15:55:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2012-6084"
    },
    {
      "type": "REPORT",
      "url": "http://www.openwall.com/lists/oss-security/2013/01/01/1"
    },
    {
      "type": "REPORT",
      "url": "http://www.openwall.com/lists/oss-security/2013/01/01/2"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/atheme/charybdis/commit/ac0707aa61d9c20e9b09062294701567c9f41595.patch"
    },
    {
      "type": "REPORT",
      "url": "http://www.stack.nl/~jilles/irc/charybdis-3.4.2.tbz2"
    },
    {
      "type": "REPORT",
      "url": "http://www.ratbox.org/download/ircd-ratbox-3.0.8.tar.bz2"
    },
    {
      "type": "REPORT",
      "url": "http://rabbit.dereferenced.org/~nenolod/ASA-2012-12-31.txt"
    },
    {
      "type": "REPORT",
      "url": "http://openwall.com/lists/oss-security/2013/01/01/4"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2012-6084"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "high",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2012-6084"
  ],
  "withdrawn": "2025-07-18T16:42:48Z"
}



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