National Cyber-Alert System
Vulnerability Summary for CVE-2008-5532
Original release date:12/12/2008
Last revised:01/29/2009
Source:
US-CERT/NIST
Overview
Ikarus Virus Utilities T3.1.1.45.0 and possibly T3.1.1.34.0, when Internet Explorer 6 or 7 is used, allows remote attackers to bypass detection of malware in an HTML document by placing an MZ header (aka "EXE info") at the beginning, and modifying the filename to have (1) no extension, (2) a .txt extension, or (3) a .jpg extension, as demonstrated by a document containing a CVE-2006-5745 exploit.
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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External Source: XF
Name: multiple-antivirus-mzheader-code-execution(47435)
External Source: BUGTRAQ
Name: 20081209 Multiple Vendor Anti-Virus Software Malicious WebPage Detection Bypass -Update-
External Source: BUGTRAQ
Name: 20081208 Multiple Vendor Anti-Virus Software Malicious WebPage Detection Bypass
External Source: SREASON
Name: 4723
