CVE-2010-3443

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Summary

CVECVE-2010-3443
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-11-23 11:55:04 UTC
Updated2026-04-29 01:13:23 UTC
Descriptionctcphandler.cpp in Quassel before 0.6.3 and 0.7.x before 0.7.1 allows remote attackers to cause a denial of service (unresponsive IRC) via multiple Client-To-Client Protocol (CTCP) requests in a PRIVMSG message.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

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

EPSS: 0.011900000 probability, percentile 0.789090000 (date 2026-04-29)

Problem Types: CWE-399 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 10.04 - lts All
Operating System Canonical Ubuntu Linux 9.04 All All All
Operating System Canonical Ubuntu Linux 9.10 All All All
Application Quassel-irc Quassel Irc 0.1.0 All All All
Application Quassel-irc Quassel Irc 0.3.0 All All All
Application Quassel-irc Quassel Irc 0.3.0.1 All All All
Application Quassel-irc Quassel Irc 0.3.0.2 All All All
Application Quassel-irc Quassel Irc 0.3.0.3 All All All
Application Quassel-irc Quassel Irc 0.3.1 All All All
Application Quassel-irc Quassel Irc 0.4.0 All All All
Application Quassel-irc Quassel Irc 0.4.1 All All All
Application Quassel-irc Quassel Irc 0.4.2 All All All
Application Quassel-irc Quassel Irc 0.4.3 All All All
Application Quassel-irc Quassel Irc 0.5.0 All All All
Application Quassel-irc Quassel Irc 0.6.1 All All All
Application Quassel-irc Quassel Irc 0.7.0 All All All
Application Quassel-irc Quassel Irc All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Security Advisory SA55581 - Gentoo update for quassel - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
The Lucky (minor) Number -- Releasing Quassel IRC v0.7.1 | Quassel IRC af854a3a-2127-422b-91ae-364da2661108 quassel-irc.org Patch
USN-991-1: quassel vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 ubuntu.com
Bug #1023: Possible DoS attack vulnerability for multiple CTCP requests - Quassel IRC - Quassel IRC Issue Tracker af854a3a-2127-422b-91ae-364da2661108 bugs.quassel-irc.org Vendor Advisory
Bug #1024: Possible DoS attack vulnerability for multiple CTCP requests - Quassel IRC - Quassel IRC Issue Tracker af854a3a-2127-422b-91ae-364da2661108 bugs.quassel-irc.org Vendor Advisory
Quassel IRC Repository - quassel.git/commitdiff af854a3a-2127-422b-91ae-364da2661108 git.quassel-irc.org
Gentoo Linux Documentation -- Quassel: Multiple Vulnerabilities af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
Quassel IRC Repository - quassel.git/commitdiff MITRE git.quassel-irc.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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