CVE-2012-5854
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
02 Description
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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 5.54% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 92.6% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2012-11-19 11:00Z13 YR AGO
- Last updated
- 2024-08-06 21:21Z2 YR AGO
- Reserved
- 2012-11-12
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
- Data version
- 5.1
- Document digest
- 4ebf78bad660338e10458636a751c468609fb48ec70d07af69b40512015fa474
05 Affected products
06 References
- osvdb.org87279http://osvdb.org/87279
- www.securityfocus.com56482http://www.securityfocus.com/bid/56482
- lists.fedoraproject.orgFEDORA-2012-17973http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092536.html
- secunia.com51377http://secunia.com/advisories/51377
- lists.opensuse.orgopenSUSE-SU-2013:0150http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00018.html
- savannah.nongnu.orghttps://savannah.nongnu.org/bugs/?37704
- www.openwall.com[oss-security] 20121112 Re: CVE Request -- WeeChat (prior to 0.3.9.1): Heap-based buffer overflow when decoding IRC colors in stringshttp://www.openwall.com/lists/oss-security/2012/11/12/2
- wiki.mageia.orghttps://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0330
- lists.opensuse.orgopenSUSE-SU-2012:1580http://lists.opensuse.org/opensuse-updates/2012-11/msg00087.html
- lists.fedoraproject.orgFEDORA-2012-17950http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092228.html
- weechat.orghttp://weechat.org/security/
- www.mandriva.comMDVSA-2013:136http://www.mandriva.com/security/advisories?name=MDVSA-2013:136
- lists.fedoraproject.orgFEDORA-2012-18006http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092490.html
07 Fixed in
Debian 12
- weechat Fixed in 0.3.9.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- weechat Fixed in 0.3.9.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- weechat Fixed in 0.3.9.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.