Vulnerability CVE-2011-1027
Published: 2011-03-19   Modified: 2012-02-13

Description:
Off-by-one error in the convert_query_hexchar function in html.c in cgit.cgi in cgit before 0.8.3.5 allows remote attackers to cause a denial of service (infinite loop) via a string composed of a % (percent) character followed by invalid hex characters, as demonstrated by a %gg sequence.

Type:

CWE-189

 (Numeric Errors)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Lars hjemli -> CGIT 

 References:
https://bugzilla.redhat.com/show_bug.cgi?id=680905
http://openwall.com/lists/oss-security/2011/03/07/3
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055898.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055896.html
http://hjemli.net/git/cgit/commit/?h=stable&id=fc384b16fb9787380746000d3cea2d53fccc548e
http://xforce.iss.net/xforce/xfdb/65919
http://www.vupen.com/english/advisories/2011/0667
http://www.securityfocus.com/bid/46756
http://www.osvdb.org/71005
http://secunia.com/advisories/43788
http://secunia.com/advisories/43633
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/055966.html
http://article.gmane.org/gmane.comp.version-control.git/168493
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