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McAfee VirusScan Enterprise On-Access Scanner Unicode Filename Buffer Overflow
Secunia Advisory: SA24914
Release Date: 2007-04-18
Last Update: 2007-04-27
Popularity: 12,196 views

Critical:
Moderately critical
Impact: DoS
System access
Where: From remote
Solution Status: Vendor Patch

Software:McAfee VirusScan Enterprise 8.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
A vulnerability has been reported in McAfee VirusScan Enterprise, which can be exploited by malicious people to cause a DoS or to potentially compromise a vulnerable system.

The vulnerability is caused due to an error within the On-Access scanner component when processing file names that contain multi-byte characters (e.g. Chinese). This can be exploited to stop the On-Access scan or to cause a heap-based buffer overflow via a file with a specially crafted, overly long filename.

Successful exploitation may allow execution of arbitrary code but requires that East-Asia language files are installed, the default Unicode codepage is set to a language that contains multi-byte characters, and that the attacker is able to place the specially crafted file on the target system.

The vulnerability reportedly affects versions 8.0i Patch 11 and prior.

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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