Signature Detail

HTTP: Microsoft Internet Explorer 7 Event Handler Memory Corruption

This signature detects attempts to exploit a known memory corruption vulnerability in Microsoft Internet Explorer. It is due to Internet Explorer accesses memory object that has not been correctly initialized or has been deleted. A remote attacker can exploit this by enticing a target user to open a malicious web page. In a successful code injection attack, the behavior of the target host is entirely dependent on the intended function of the injected code and executes within the security context of the currently logged in user. If the attack is unsuccessful, the vulnerable application can terminate abnormally.

Extended Description

Microsoft Internet Explorer is prone to a remote code-execution vulnerability. Attackers can exploit this issue to execute arbitrary code in the context of the user running the browser. Successful exploits will compromise the browser and possibly the computer. Failed attacks may cause denial-of-service conditions.

Affected Products

• Avaya Messaging Application Server MM 1.1
• Avaya Messaging Application Server MM 2.0
• Avaya Messaging Application Server MM 3.0
• Avaya Messaging Application Server MM 3.1
• Avaya Messaging Application Server
• Microsoft Internet Explorer 7.0
• Nortel Networks CallPilot 1002Rp
• Nortel Networks CallPilot 200I
• Nortel Networks CallPilot 703T
• Nortel Networks Contact Center Express
• Nortel Networks Contact Center Manager Server
• Nortel Networks Contact Center NCC
• Nortel Networks Multimedia Comm Mas
• Nortel Networks Self-Service MPS 100
• Nortel Networks Self-Service MPS 1000
• Nortel Networks Self-Service MPS 500
• Nortel Networks Self-Service Peri Application
• Nortel Networks Self-Service Peri Workstation
• Nortel Networks Self-Service Speech Server

References

• BugTraq: 35224
• CVE: CVE-2009-1530