CVE-2012-5854
HIGH · CVSS 7.5EPSS 5.5%EU EUVD
Heap-based buffer overflow in WeeChat 0.3.6 through 0.3.9 allows remote attackers to cause a denial of service (crash or hang) and possibly execute arbitrary code via crafted IRC colors that are not properly decoded.
Key facts
- CVSS score
- 7.5 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-119
- EPSS score
- 5.5% (93th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2012-5732)
- Published
- November 19, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2012-5732 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- flashtux / weechat
- flashtux / weechat
- flashtux / weechat
- flashtux / weechat
References
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092228.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092490.html
- http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092536.html
- http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00018.html
- http://lists.opensuse.org/opensuse-updates/2012-11/msg00087.html
- http://osvdb.org/87279
- http://secunia.com/advisories/51377
- http://weechat.org/security/(Vendor Advisory)
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:136
- http://www.openwall.com/lists/oss-security/2012/11/12/2
- http://www.securityfocus.com/bid/56482
- https://savannah.nongnu.org/bugs/?37704
- https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0330
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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