SB2011100403 - Resource management error in Quassel
Published: October 4, 2011 Updated: August 11, 2020
Security Bulletin ID
SB2011100403
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Resource management error (CVE-ID: CVE-2011-3354)
CWE-ID: CWE-399 - Resource Management Errors
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
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.
Remediation
Install update from vendor's website.
References
- http://bugs.quassel-irc.org/projects/quassel-irc/repository/revisions/da215fcb9cd3096a3e223c87577d5d4ab8f8518b/diff/src/core/ctcpparser.cpp
- http://osvdb.org/75351
- http://secunia.com/advisories/45970
- http://www.openwall.com/lists/oss-security/2011/09/08/7
- http://www.openwall.com/lists/oss-security/2011/09/09/7
- http://www.securityfocus.com/bid/49526
- http://www.ubuntu.com/usn/USN-1200-1
- https://bugs.gentoo.org/show_bug.cgi?id=382313
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69682