VulnerabilityModified
CVE-2011-3354
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.
MEDIUM 5.0EPSS 2.07%
Does this matter?
Lower severity and a low EPSS score (2.07%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 2.07% probability · 80th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- quassel-irc/quassel
- Source
- secalert@redhat.com
References
- http://bugs.quassel-irc.org/projects/quassel-irc/repository/revisions/da215fcb9cd3096a3e223c87577d5d4ab8f8518b/diff/src/core/ctcpparser.cppPatch
- http://osvdb.org/75351
- http://secunia.com/advisories/45970Vendor Advisory
- 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
- http://bugs.quassel-irc.org/projects/quassel-irc/repository/revisions/da215fcb9cd3096a3e223c87577d5d4ab8f8518b/diff/src/core/ctcpparser.cppPatch
- http://osvdb.org/75351
- http://secunia.com/advisories/45970Vendor Advisory
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.