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Last updated: 8/22/2014 5:37:02 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2010-3444

Original release date: 01/10/2011
Last revised: 01/19/2011
Source: US-CERT/NIST

Overview

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.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.5 (HIGH) (AV:N/AC:L/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

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External Source: BID
Name: 43592
External Source: XF
Name: fribidi-log2visutf8-bo(64619)
External Source: MISC
Name: http://sourceforge.net/tracker/?func=detail&aid=2676136&group_id=158366&atid=807545
Type: Patch Information
External Source: VUPEN
Name: ADV-2011-0058
Type: Advisory
External Source: FEDORA
Name: FEDORA-2011-0001
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=565997
External Source: FEDORA
Name: FEDORA-2011-0010
External Source: SECUNIA
Name: 42868
Type: Advisory

Technical Details

Vulnerability Type (View All)