Vulnerability CVE-2010-3444
Published: 2011-01-10   Modified: 2012-02-13

Description:
Buffer overflow in the log2vis_utf8 function in pyfribidi.c in GNU FriBidi 0.19.1, 0.19.2, and possibly other versions, as used in PyFriBidi 0.10.1, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted Arabic UTF-8 string that causes original 2-byte UTF-8 sequences to be transformed into 3-byte sequences.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Kobi zamir -> Pyfribidi 
Fribidi -> Gnu fribidi 

 References:
http://sourceforge.net/tracker/?func=detail&aid=2676136&group_id=158366&atid=807545
https://bugzilla.redhat.com/show_bug.cgi?id=565997
http://xforce.iss.net/xforce/xfdb/64619
http://www.vupen.com/english/advisories/2011/0058
http://www.securityfocus.com/bid/43592
http://secunia.com/advisories/42868
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052936.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052935.html
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