National Vulnerability Database (NVD) National Vulnerability Database (CVE-2012-4465)

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Vulnerability Summary for CVE-2012-4465

Original release date:10/10/2012

Last revised:01/30/2013

Source: US-CERT/NIST

Overview

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.

Impact

CVSS Severity (version 2.0):

CVSS v2 Base Score:6.5 (MEDIUM) (AV:N/AC:L/Au:S/C:P/I:P/A:P) (legend)

Impact Subscore: 6.4

Exploitability Subscore: 8.0

CVSS Version 2 Metrics:

Access Vector: Network exploitable

Access Complexity: Low

Authentication: Required to exploit

Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

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External Source: MISC

Name: https://bugzilla.redhat.com/show_bug.cgi?id=820733

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=820733

External Source: BID

Name: 55724

Hyperlink:http://www.securityfocus.com/bid/55724

External Source: MLIST

Name: [oss-security] 20121003 Re: cgit: heap buffer overflow

Hyperlink:http://www.openwall.com/lists/oss-security/2012/10/03/7

External Source: MLIST

Name: [oss-security] 20120930 cgit: heap buffer overflow

Hyperlink:http://www.openwall.com/lists/oss-security/2012/09/30/1