PT-2013-1879 · Ircd Ratbox+1 · Ircd-Ratbox+1

William Pitcock · Published 2013-01-01 · Updated 2013-02-02 · CVE-2012-6084

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Name of the Vulnerable Software and Affected Versions ircd-ratbox versions prior to 3.0.8 Charybdis versions prior to 3.4.2

Description The issue is related to improper support for capability negotiation during server handshakes, which can be exploited by remote attackers to cause a denial of service. This is achieved by sending a malformed request, resulting in a NULL pointer dereference and daemon crash.

Recommendations For ircd-ratbox versions prior to 3.0.8, update to version 3.0.8 or later to resolve the issue. For Charybdis versions prior to 3.4.2, update to version 3.4.2 or later to resolve the issue.

Fix

Related Identifiers

CVE-2012-6084

DSA-2612-1

Affected Products

Charybdis

Ircd-Ratbox

References · 12

• https://github.com/atheme/charybdis/commit/ac0707aa61d9c20e9b09062294701567c9f41595.patch · Patch
• http://ratbox.org/download/ircd-ratbox-3.0.8.tar.bz2 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2012-6084 · Security Note
• http://debian.org/security/2013/dsa-2612 · Vendor Advisory
• https://ubuntu.com/security/CVE-2012-6084 · Vendor Advisory
• http://openwall.com/lists/oss-security/2013/01/01/4 · Patch
• http://stack.nl/~jilles/irc/charybdis-3.4.2.tbz2 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2012-6084 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2012-6084 · Security Note
• http://openwall.com/lists/oss-security/2013/01/01/2 · Note
• http://rabbit.dereferenced.org/~nenolod/ASA-2012-12-31.txt · Note
• http://openwall.com/lists/oss-security/2013/01/01/1 · Note