National Cyber Awareness System
Vulnerability Summary for CVE-2010-0486
Original release date:04/14/2010
Last revised:08/21/2010
Source:
US-CERT/NIST
Overview
The WinVerifyTrust function in Authenticode Signature Verification 5.1, 6.0, and 6.1 in Microsoft Windows 2000 SP4, Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista Gold, SP1, and SP2, Windows Server 2008 Gold, SP2, and R2, and Windows 7 does not properly use unspecified fields in a file digest, which allows user-assisted remote attackers to execute arbitrary code via a modified (1) Portable Executable (PE) or (2) cabinet (aka .CAB) file that incorrectly appears to have a valid signature, aka "WinVerifyTrust Signature Validation Vulnerability."
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 Technical Alert: TA10-103A
Name: TA10-103A
External Source: MS
Name: MS10-019
Type: Advisory; Patch Information
External Source: OVAL
Name: oval:org.mitre.oval:def:6787
References to Check Content
Identifier:oval:org.mitre.oval:def:6787
Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5