National Cyber Awareness System
Vulnerability Summary for CVE-2009-3743
Original release date:08/26/2010
Last revised:12/10/2010
Source:
US-CERT/NIST
Overview
Off-by-one error in the Ins_MINDEX function in the TrueType bytecode interpreter in Ghostscript before 8.71 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via a malformed TrueType font in a document that trigger an integer overflow and a heap-based buffer overflow.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
References to Advisories, Solutions, and Tools
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US-CERT Vulnerability Note: VU#JALR-87YGN8
Name: http://www.kb.cert.org/vuls/id/JALR-87YGN8
US-CERT Vulnerability Note: VU#644319
Name: VU#644319
External Source: SECTRACK
Name: 1024785
External Source: BUGTRAQ
Name: 20101125 TSSA-2010-01 Ghostscript library Ins_MINDEX() integer overflow and heap corruption
