CVE-2011-1428

Severity: medium (CVSS 5.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2011-03-16 · updated 2026-06-16
Weakness: CWE-20

Description

Wee Enhanced Environment for Chat (aka WeeChat) 0.3.4 and earlier does not properly verify that the server hostname matches the domain name of the subject of an X.509 certificate, which allows man-in-the-middle attackers to spoof an SSL chat server via an arbitrary certificate, related to incorrect use of the GnuTLS API.

Affected products

Flashtux Weechat: through 0.3.4; 0.0.1, 0.0.2, 0.0.3, 0.0.4, 0.0.5, 0.0.6 (+28)

References

http://archives.neohapsis.com/archives/fulldisclosure/2011-02/0671.html
http://git.savannah.gnu.org/gitweb/?p=weechat.git%3Ba=commit%3Bh=c265cad1c95b84abfd4e8d861f25926ef13b5d91
http://savannah.nongnu.org/patch/index.php?7459
http://secunia.com/advisories/43543
http://www.securityfocus.com/bid/46612
http://archives.neohapsis.com/archives/fulldisclosure/2011-02/0671.html
http://git.savannah.gnu.org/gitweb/?p=weechat.git%3Ba=commit%3Bh=c265cad1c95b84abfd4e8d861f25926ef13b5d91
http://savannah.nongnu.org/patch/index.php?7459
http://secunia.com/advisories/43543
http://www.securityfocus.com/bid/46612

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