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CVE-2011-3354

Date: October 4, 2011

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.

Language: C

Severity Score

Related Resources (13)

http://www.securityfocus.com/bid/49526
http://secunia.com/advisories/45970
https://people.canonical.com/~ubuntu-security/cve/CVE-2011-3354
https://nvd.nist.gov/vuln/detail/CVE-2011-3354
http://bugs.quassel-irc.org/projects/quassel-irc/repository/revisions/da215fcb9cd3096a3e223c87577d5d4ab8f8518b/diff/src/core/ctcpparser.cpp
https://security-tracker.debian.org/tracker/CVE-2011-3354
http://www.openwall.com/lists/oss-security/2011/09/08/7
https://bugs.gentoo.org/show_bug.cgi?id=382313
https://exchange.xforce.ibmcloud.com/vulnerabilities/69682
http://osvdb.org/75351
http://www.openwall.com/lists/oss-security/2011/09/09/7
http://www.ubuntu.com/usn/USN-1200-1
https://www.mend.io/vulnerability-database/CVE-2011-3354

Severity Score

Weakness Type (CWE)

Resource Management Errors

CWE-399

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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