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Vulnerability of Windows XP, 2003: vulnerabilities of drivers

Synthesis of the vulnerability 

An attacker can use two vulnerabilities of Windows drivers.
Vulnerable products: Windows 2003, Windows XP.
Severity of this weakness: 2/4.
Number of vulnerabilities in this bulletin: 2.
Creation date: 21/07/2014.
Revision date: 14/10/2014.
Références of this bulletin: 2993254, CERTFR-2014-AVI-418, CVE-2014-4971, KL-001-2014-002, KL-001-2014-003, MS14-062, VIGILANCE-VUL-15078.

Description of the vulnerability 

An attacker can use two vulnerabilities of Windows drivers.

An attacker can generate a memory corruption in BthPan.sys of Windows XP, in order to trigger a denial of service, and possibly to execute code. [severity:2/4; CVE-2014-4971, KL-001-2014-002]

An attacker can generate a memory corruption in MQAC.sys, in order to trigger a denial of service, and possibly to execute code. [severity:2/4; 2993254, CVE-2014-4971, KL-001-2014-003, MS14-062]
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This security threat impacts software or systems such as Windows 2003, Windows XP.

Our Vigil@nce team determined that the severity of this computer weakness note is medium.

The trust level is of type confirmed by the editor, with an origin of user shell.

This bulletin is about 2 vulnerabilities.

A proof of concept or an attack tool is available, so your teams have to process this alert. An attacker with a beginner ability can exploit this computer threat alert.

Solutions for this threat 

Windows XP, 2003: patch for MQAC.sys.
A patch is available in information sources.
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