CVE-2011-3354
First published: Tue Oct 04 2011(Updated: )
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.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Quassel IRC | =0.4.0 | |
| Quassel IRC | =0.3.1 | |
| Quassel IRC | =0.3.0 | |
| Quassel IRC | =0.5.0 | |
| Quassel IRC | =0.5.2 | |
| Quassel IRC | =0.7.1 | |
| Quassel IRC | =0.4.3 | |
| Quassel IRC | =0.4.1 | |
| Quassel IRC | =0.5.1 | |
| Quassel IRC | =0.7.0 | |
| Quassel IRC | <=0.7.2 | |
| Quassel IRC | =0.6.0 | |
| Quassel IRC | =0.6.1 | |
| Quassel IRC | =0.4.2 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2011/09/08/7
- http://www.openwall.com/lists/oss-security/2011/09/09/7
- http://osvdb.org/75351
- http://bugs.quassel-irc.org/projects/quassel-irc/repository/revisions/da215fcb9cd3096a3e223c87577d5d4ab8f8518b/diff/src/core/ctcpparser.cpp
- http://www.ubuntu.com/usn/USN-1200-1
- http://secunia.com/advisories/45970
- http://www.securityfocus.com/bid/49526
- https://bugs.gentoo.org/show_bug.cgi?id=382313
- https://exchange.xforce.ibmcloud.com/vulnerabilities/69682
Frequently Asked Questions
What is the severity of CVE-2011-3354?
CVE-2011-3354 has been classified as a denial of service vulnerability with a critical impact on affected systems.
How do I fix CVE-2011-3354?
To fix CVE-2011-3354, upgrade to Quassel version 0.7.3 or later.
Which versions of Quassel are affected by CVE-2011-3354?
CVE-2011-3354 affects Quassel versions before 0.7.3, including 0.4.0, 0.3.1, 0.3.0, 0.5.0, 0.5.2, 0.7.1, 0.4.3, 0.4.1, 0.5.1, 0.7.0, 0.6.0, 0.6.1, and 0.4.2.
What type of attack does CVE-2011-3354 facilitate?
CVE-2011-3354 enables remote attackers to send crafted Client-To-Client Protocol requests leading to a denial of service.
When was CVE-2011-3354 first demonstrated?
CVE-2011-3354 was first demonstrated in the wild in September 2011.
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/weakness
- agent/severity
- agent/references
- agent/last-modified-date
- agent/author
- agent/remedy
- agent/description
- agent/first-publish-date
- agent/event
- agent/source
- agent/tags
- collector/nvd-historical
- agent/software-canonical-lookup-request
- collector/nvd-index
- vendor/quassel-irc
- canonical/quassel irc
- version/quassel irc/0.4.0
- version/quassel irc/0.3.1
- version/quassel irc/0.3.0
- version/quassel irc/0.5.0
- version/quassel irc/0.5.2
- version/quassel irc/0.7.1
- version/quassel irc/0.4.3
- version/quassel irc/0.4.1
- version/quassel irc/0.5.1
- version/quassel irc/0.7.0
- version/quassel irc/0.7.2
- version/quassel irc/0.6.0
- version/quassel irc/0.6.1
- version/quassel irc/0.4.2