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CVE-2011-2943

🗓️ 29 Aug 2011 17:00:00Reported by redhatType 
cve
 cve
🔗 web.nvd.nist.gov👁 50 Views

The irc_msg_who function in msgs.c in the IRC protocol plugin in libpurple 2.8.0 through 2.9.0 in Pidgin before 2.10.0 does not properly validate characters in nicknames, which allows user-assisted remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted nickname that is not properly handled in a WHO response

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2011-2943
29 Aug 201117:55
attackerkb
Cvelist
CVE-2011-2943
29 Aug 201117:00
cvelist
Debian CVE
CVE-2011-2943
29 Aug 201117:00
debiancve
EUVD
EUVD-2011-2911
7 Oct 202500:30
euvd
Tenable Nessus
Mandriva Linux Security Advisory : pidgin (MDVSA-2011:132-1)
7 Sep 201100:00
nessus
Tenable Nessus
Pidgin < 2.10.0 Multiple Vulnerabilities
22 Aug 201100:00
nessus
NVD
CVE-2011-2943
29 Aug 201117:55
nvd
OpenVAS
Pidgin Libpurple Protocol Plugins Denial of Service Vulnerabilities - Windows
9 Sep 201100:00
openvas
OpenVAS
Mandriva Update for pidgin MDVSA-2011:132 (pidgin)
12 Sep 201100:00
openvas
OpenVAS
Pidgin Libpurple Protocol Plugins Denial of Service Vulnerabilities (Windows)
9 Sep 201100:00
openvas
Rows per page
NVD
Node
pidginlibpurpleMatch2.8.0
OR
pidginlibpurpleMatch2.9.0
OR
pidginpidginRange2.9.0
OR
pidginpidginMatch2.0.0
OR
pidginpidginMatch2.0.1
OR
pidginpidginMatch2.0.2
OR
pidginpidginMatch2.1.0
OR
pidginpidginMatch2.1.1
OR
pidginpidginMatch2.2.0
OR
pidginpidginMatch2.2.1
OR
pidginpidginMatch2.2.2
OR
pidginpidginMatch2.3.0
OR
pidginpidginMatch2.3.1
OR
pidginpidginMatch2.4.0
OR
pidginpidginMatch2.4.1
OR
pidginpidginMatch2.4.2
OR
pidginpidginMatch2.4.3
OR
pidginpidginMatch2.5.0
OR
pidginpidginMatch2.5.1
OR
pidginpidginMatch2.5.2
OR
pidginpidginMatch2.5.3
OR
pidginpidginMatch2.5.4
OR
pidginpidginMatch2.5.5
OR
pidginpidginMatch2.5.6
OR
pidginpidginMatch2.5.7
OR
pidginpidginMatch2.5.8
OR
pidginpidginMatch2.5.9
OR
pidginpidginMatch2.6.0
OR
pidginpidginMatch2.6.1
OR
pidginpidginMatch2.6.2
OR
pidginpidginMatch2.6.4
OR
pidginpidginMatch2.6.5
OR
pidginpidginMatch2.6.6
OR
pidginpidginMatch2.7.0
OR
pidginpidginMatch2.7.1
OR
pidginpidginMatch2.7.2
OR
pidginpidginMatch2.7.3
OR
pidginpidginMatch2.7.4
OR
pidginpidginMatch2.7.5
OR
pidginpidginMatch2.7.6
OR
pidginpidginMatch2.7.7
OR
pidginpidginMatch2.7.8
OR
pidginpidginMatch2.7.9
OR
pidginpidginMatch2.7.10
OR
pidginpidginMatch2.7.11
OR
pidginpidginMatch2.8.0

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29 Apr 2026 01:13Current
6.3Medium risk
Vulners AI Score6.3
CVSS 24.3
EPSS0.03955
50