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CVE-2011-3354

The CtcpParser::packedReply method in core/ctcpparser.cpp in Quassel before 0.7.3 allows remote...

5.0 MediumFix available

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.

Exploit likelihood

2.07%Up 0.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.0

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.

Record
CVE-2011-3354
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-399
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2011-3354
Updated
2026-11-02
EUVDEUVD-2011-3318 No score

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.

Record
EUVD-2011-3318
Updated
2026-11-03
GitHub AdvisoriesGHSA-6pg7-8crq-hwmr No score

The CtcpParser::packedReply method in core/ctcpparser.cpp in Quassel before 0.7.3 allows remote...

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.

Record
GHSA-6pg7-8crq-hwmr
Updated
2026-11-02
OSV No score

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.

Record
CVE-2011-3354
Updated
2026-11-02
OSVDEBIAN-CVE-2011-3354 No score

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.

Record
DEBIAN-CVE-2011-3354
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
quassel
Debian:12
before 0.7.3-1
0.7.3-1
quassel
Debian:13
before 0.7.3-1
0.7.3-1
quassel
Debian:14
before 0.7.3-1
0.7.3-1

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-3354 is a medium vulnerability (CVSS 5.0) in Quassel-irc Quassel, published October 4, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.07%, the 81st percentile. Fixed in quassel 0.7.3-1.

References

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