National Cyber Awareness System

Vulnerability Summary for CVE-2011-3354

Overview

The CtcpParser::packedReply method in core/ctcpparser.cpp in Quassel before 0.7.3 allows remote attackers to cause a denial of service (crash) via a crafted Client-To-Client Protocol (CTCP) request, as demonstrated in the wild in September 2011.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: http://bugs.quassel-irc.org/projects/quassel-irc/repository/revisions/da215fcb9cd3096a3e223c87577d5d4ab8f8518b/diff/src/core/ctcpparser.cpp

Type: Patch Information

Hyperlink:http://bugs.quassel-irc.org/projects/quassel-irc/repository/revisions/da215fcb9cd3096a3e223c87577d5d4ab8f8518b/diff/src/core/ctcpparser.cpp

External Source: CONFIRM

Name: https://bugs.gentoo.org/show_bug.cgi?id=382313

Hyperlink:https://bugs.gentoo.org/show_bug.cgi?id=382313

External Source: XF

Name: quasselirc-ctcp-dos(69682)

Hyperlink:http://xforce.iss.net/xforce/xfdb/69682

External Source: UBUNTU

Name: USN-1200-1

Hyperlink:http://www.ubuntu.com/usn/USN-1200-1

External Source: BID

Name: 49526

Hyperlink:http://www.securityfocus.com/bid/49526

External Source: MLIST

Name: [oss-security] 20110909 Re: CVE request: Quassel < 0.7.3 CTCP request core DoS

Hyperlink:http://www.openwall.com/lists/oss-security/2011/09/09/7

External Source: MLIST

Name: [oss-security] 20110908 CVE request: Quassel < 0.7.3 CTCP request core DoS

Hyperlink:http://www.openwall.com/lists/oss-security/2011/09/08/7

External Source: SECUNIA

Name: 45970

Type: Advisory

Hyperlink:http://secunia.com/advisories/45970

External Source: OSVDB

Name: 75351

Hyperlink:http://osvdb.org/75351