CVE-2012-5534

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-12-03 · updated 2026-06-16
Weakness: CWE-20

Description

The hook_process function in the plugin API for WeeChat 0.3.0 through 0.3.9.1 allows remote attackers to execute arbitrary commands via shell metacharacters in a command from a plugin, related to "shell expansion."

Affected products

Flashtux Weechat: 0.3.0, 0.3.1, 0.3.1.1, 0.3.2, 0.3.3, 0.3.4 (+5)

References

http://git.savannah.gnu.org/gitweb/?p=weechat.git%3Ba=commitdiff_plain%3Bh=efb795c74fe954b9544074aafcebb1be4452b03a
http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093260.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093495.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093516.html
http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00018.html
http://lists.opensuse.org/opensuse-updates/2012-11/msg00087.html
http://secunia.com/advisories/51294
http://secunia.com/advisories/51377
http://weechat.org/security/
http://www.mandriva.com/security/advisories?name=MDVSA-2013:136
http://www.openwall.com/lists/oss-security/2012/11/19/4
http://www.securityfocus.com/bid/56584

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