CVE-2014-0020

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-02-06 · updated 2026-06-17
Weakness: CWE-20

Description

The IRC protocol plugin in libpurple in Pidgin before 2.10.8 does not validate argument counts, which allows remote IRC servers to cause a denial of service (application crash) via a crafted message.

Affected products

Pidgin: through 2.10.7; 2.0.0, 2.0.1, 2.0.2, 2.1.0, 2.1.1, 2.2.0 (+46)

References

http://hg.pidgin.im/pidgin/main/rev/4d9be297d399
http://hg.pidgin.im/pidgin/main/rev/5845d9fa7084
http://hg.pidgin.im/pidgin/main/rev/6b0e0566af20
http://hg.pidgin.im/pidgin/main/rev/7d0fb0c6d8d4
http://hg.pidgin.im/pidgin/main/rev/9f132a6855cd
http://hg.pidgin.im/pidgin/main/rev/a167504359e5
http://lists.opensuse.org/opensuse-updates/2014-02/msg00039.html
http://lists.opensuse.org/opensuse-updates/2014-03/msg00005.html
http://pidgin.im/news/security/?id=85
http://www.debian.org/security/2014/dsa-2859
http://www.ubuntu.com/usn/USN-2100-1
https://rhn.redhat.com/errata/RHSA-2014-0139.html

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