CVE-2012-5534

high
Published 2012-12-03 · Modified 2026-04-29
CVSS v3
CVSS v2
7.5
VIR risk
7.5

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."

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2012-5534

vendor Authored 2026-05-27

Vendor advisory: secalert@redhat.com — http://weechat.org/security/

vendor Authored 2026-05-27

Vendor advisory: secalert@redhat.com — http://secunia.com/advisories/51294

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed0.3.9.2-1
debian debianbullseyefixed0.3.9.2-1
debian debianforkyfixed0.3.9.2-1
debian debiansidfixed0.3.9.2-1
debian debiantrixiefixed0.3.9.2-1

Application impact

VendorProductVersionsFixed
flashtuxweechat0.3.0
flashtuxweechat0.3.1
flashtuxweechat0.3.1.1
flashtuxweechat0.3.2
flashtuxweechat0.3.3
flashtuxweechat0.3.4
flashtuxweechat0.3.6
flashtuxweechat0.3.7
flashtuxweechat0.3.8
flashtuxweechat0.3.9
flashtuxweechat0.3.9.1

References

CWEs

CWE-20

Verify integrity in audit chain (admin only). AS-IS.