[NT] BitDefender AV Packed PE File Parsing Engine Heap Overflow

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BitDefender AV Packed PE File Parsing Engine Heap Overflow
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SUMMARY

BitDefenderT provides security solutions to satisfy the protection
requirements of today's computing environment, delivering effective threat
management to over 41 million home and corporate users in more than 200
countries.

BitDefender has garnered many awards, accolades and certifications since
its inception in 2001. From the prestigious European IST Prize, to the #1
Best Buy ranking from PC World, and most recently, the PC World "Best 100
Products of 2006," the Company is enjoying worldwide recognition for its
superior technology and product offering.

A remotely exploitable vulnerability has been found in the Packet PE file
parsing engine.

DETAILS

A heap overflow through integer overflow in Packed PE file parsing exists
in BitDefender, this problem can lead to remote arbitrary code execution
if an attacker carefully crafts a file that exploits the aforementioned
vulnerability.

Solution:
The vulnerabilities were reported on August 28 and an update has been
issued on August 29 to solve this vulnerability. The update has been
delivered immediately to all BitDefender users through the regular
automatic update mechanism, so no user action is required.

Vendor communication:
2006/08/24 - initial notification of BitDefender
2006/08/25 - BitDefender Response
2006/08/26 - PGP keys exchange
2006/08/28 - PoC files sent to BitDefender
2006/08/29 - BitDefender confirmed the bug and fixed it.
2006/08/30 - BitDefender released fixes through automatic update.


ADDITIONAL INFORMATION

The information has been provided by <mailto:security@xxxxxxxxx> nRuns
Security.
The original article can be found at:
<http://www.bitdefender.com/KB323-en--cevakrnl.xmd-vulnerability.html>
http://www.bitdefender.com/KB323-en--cevakrnl.xmd-vulnerability.html



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