CVE-2011-2943
EPSS 4.0%
Description
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.
How to fix CVE-2011-2943
To remediate CVE-2011-2943, upgrade the affected package to a fixed version below.
- Debian/pidgin—upgrade to 2.10.0-1 or later
Is CVE-2011-2943 being exploited?
Low — EPSS is 4.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.10.0-1