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Vulnerability protection

Windows Authenticode Signature Verification vulnerability could allow remote code execution


Report ID: MS201204002
Date Published: 12 April 2012

Criticality: Critical
Compromise Type: remote-code-execution
Compromise From: remote


Affected Product/Component:

Windows XP
Windows Server 2003
Windows Vista
Windows Server 2008
Windows 7
Windows Server 2008 R2




Summary

A vulnerability in Windows Authenticode Signature Verification could be exploited by a remote attacker to execute code and take control of an affected system.



Detailed Description

Microsoft has issued a security update to patch a vulnerability in the Windows Authenticode Signature Verification. The vulnerability was caused by improper validation of a specially crafted PE file, making it possible to add malicious code to a file without invalidating the signature.

The released update resolves this vulnerability by modifying the way of performing signature verification when verifying portable executable (PE) files. Users are recommended to install this latest update to protect their system from potential exploit attempts.



CVE Reference

CVE-2012-0151



Solution

Install the latest security patch for applicable system, available for download from (https://technet.microsoft.com/en-us/security/bulletin/ms12-024)




Security Advisories

For a list of known vulnerabilities affecting F-Secure products and the released fixes, please refer to the Security Advisories page.