Intrusion Prevention

MS.Communicator.SIP.Invite.DoS

Description

This indicates an attack attempt to exploit a Denial of Service vulnerability in Microsoft Office 2010 beta.
The vulnerability is a result of the application's failure to properly sanitize user supplied inputs, which allows remote attackers to cause a denial of service (memory consumption) via a large number of SIP INVITE requests. The signature detects for 100 requests within 5 seconds.

Affected Products

Microsoft Office 2010 beta

Impact

Denial of Service: Remote attackers can crash vulnerable systems.

Recommended Actions

Apply the most recent upgrade or patch from the vendor.
http://www.microsoft.com/downloads/en/

CVE References

CVE-2008-5180