Vulnerability Details : 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 properly decoded.
Vulnerability category: OverflowExecute codeDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2012-5854
Probability of exploitation activity in the next 30 days: 9.84%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 94 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2012-5854
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST |
CWE ids for CVE-2012-5854
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The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2012-5854
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http://www.securityfocus.com/bid/56482
WeeChat Color Decoding Heap Buffer Overflow Vulnerability
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http://lists.opensuse.org/opensuse-updates/2012-11/msg00087.html
openSUSE-SU-2012:1580-1: moderate: weechat
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https://savannah.nongnu.org/bugs/?37704
WeeChat - Bugs: bug #37704, Crash or freeze when decoding IRC... [Savannah]
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http://weechat.org/security/
WeeChat :: documentation :: securityVendor Advisory
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http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092536.html
[SECURITY] Fedora 17 Update: weechat-0.3.8-3.fc17
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http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00018.html
[security-announce] openSUSE-SU-2013:0150-1: important: weechat
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http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092490.html
[SECURITY] Fedora 16 Update: weechat-0.3.8-3.fc16
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http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092228.html
[SECURITY] Fedora 18 Update: weechat-0.3.8-3.fc18
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http://www.mandriva.com/security/advisories?name=MDVSA-2013:136
mandriva.com
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https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0330
Support/Advisories/MGASA-2012-0330 - Mageia wiki
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http://www.openwall.com/lists/oss-security/2012/11/12/2
oss-security - Re: CVE Request -- WeeChat (prior to 0.3.9.1): Heap-based buffer overflow when decoding IRC colors in strings
Products affected by CVE-2012-5854
- cpe:2.3:a:flashtux:weechat:0.3.6:*:*:*:*:*:*:*
- cpe:2.3:a:flashtux:weechat:0.3.7:*:*:*:*:*:*:*
- cpe:2.3:a:flashtux:weechat:0.3.8:*:*:*:*:*:*:*
- cpe:2.3:a:flashtux:weechat:0.3.9:*:*:*:*:*:*:*