|Check Point Reference:||CPAI-2009-249|
|Date Published:||26 Nov 2009|
|Last Updated:||19 Jul 2017|
|Protection Provided by:||
|Who is Vulnerable?|
|Vulnerability Description||Microsoft Internet Explorer is the most widely used Internet browser. A memory corruption vulnerability has been reported in Microsoft Internet Explorer. The vulnerability is due to the way Internet Explorer accesses an object that has been deleted. To trigger this issue, an attacker may create a malicious web page that will cause Internet Explorer to exit unexpectedly. Successful exploitation of this vulnerability will crash the browser, and may allow execution of arbitrary code on the vulnerable system.|
This protection detects and blocks malformed CSS tags used in HTML documents.
In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.
This protection's log will contain the following information:
Attack Name: Web Client Enforcement Violation.
Attack Information: Internet Explorer STYLE object remote code execution