Date Discovered April 12, 2011
Description Microsoft VBScript and JScript scripting engines are prone to a remote code-execution vulnerability.
Attackers can leverage this issue by enticing unsuspecting users to view a malicious webpage. Successful exploits would allow arbitrary code to run with the privileges of the currently logged-in user.
- Avaya Aura Conferencing 6.0 SP1 Standard
- Avaya Aura Conferencing 6.0 Standard
- Avaya CallPilot 4.0
- Avaya CallPilot 5.0
- Avaya Communication Server 1000 Telephony Manager 3.0
- Avaya Communication Server 1000 Telephony Manager 4.0
- Avaya Meeting Exchange - Client Registration Server
- Avaya Meeting Exchange - Recording Server
- Avaya Meeting Exchange - Streaming Server
- Avaya Meeting Exchange - Web Conferencing Server
- Avaya Meeting Exchange - Webportal
- Avaya Meeting Exchange 5.0
- Avaya Meeting Exchange 5.0 SP1
- Avaya Meeting Exchange 5.0 SP2
- Avaya Meeting Exchange 188.8.131.52.52
- Avaya Meeting Exchange 5.1
- Avaya Meeting Exchange 5.1 SP1
- Avaya Meeting Exchange 5.2
- Avaya Meeting Exchange 5.2 SP1
- Avaya Meeting Exchange 5.2 SP2
- Avaya Messaging Application Server 4
- Avaya Messaging Application Server 5
- Avaya Messaging Application Server 5.2
- Microsoft JScript 5.6
- Microsoft JScript 5.7
- Microsoft JScript 5.8
- Microsoft VBScript 5.6
- Microsoft VBScript 5.7
- Microsoft VBScript 5.8
Run all software as a nonprivileged user with minimal access rights. To limit the potential damage that successful exploits may achieve, run all nonadministrative software as an unprivileged user.
Deploy network intrusion detection systems to monitor network traffic for malicious activity. Deploy NIDS to monitor network traffic for signs of anomalous or suspicious activity. This may indicate exploit attempts or activity that results from successful exploits.
Do not follow links provided by unknown or untrusted sources. Attackers can exploit this vulnerability by enticing a user to visit a malicious website. Do not follow links provided by sources of questionable integrity. Filtering HTML from emails may help remove a possible vector for transmitting malicious links to users.
Do not open email messages from unknown or untrusted individuals.
Attackers could exploit this vulnerability through HTML email messages. Do not accept any email from sources of questionable integrity.
The vendor has released a security advisory and fixes. Please see the references for details.
Credits Jesse Ruderman
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