CVE-2012-4465

Severity: medium (CVSS 6.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-10-10 · updated 2026-06-16
Weakness: CWE-119

Description

Heap-based buffer overflow in the substr function in parsing.c in cgit 0.9.0.3 and earlier allows remote authenticated users to cause a denial of service (crash) and possibly execute arbitrary code via an empty username in the "Author" field in a commit.

Affected products

Lars Hjemli Cgit: through 0.9.0.3; 0.1, 0.2, 0.3, 0.4, 0.5, 0.6 (+21)

References

http://git.zx2c4.com/cgit/commit/?id=7757d1b046ecb67b830151d20715c658867df1ec
http://hjemli.net/pipermail/cgit/2012-July/000652.html
http://secunia.com/advisories/50734
http://www.openwall.com/lists/oss-security/2012/09/30/1
http://www.openwall.com/lists/oss-security/2012/10/03/7
http://www.securityfocus.com/bid/55724
https://bugzilla.redhat.com/show_bug.cgi?id=820733
http://git.zx2c4.com/cgit/commit/?id=7757d1b046ecb67b830151d20715c658867df1ec
http://hjemli.net/pipermail/cgit/2012-July/000652.html
http://secunia.com/advisories/50734
http://www.openwall.com/lists/oss-security/2012/09/30/1
http://www.openwall.com/lists/oss-security/2012/10/03/7

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