|Check Point Reference:||CPAI-2016-0190|
|Date Published:||9 Mar 2016|
|Last Updated:||15 Jan 2018|
|Source:||Microsoft Security Bulletin MS16-021|
|Protection Provided by:||
|Who is Vulnerable?|| Microsoft Windows Server 2008 |
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2012
Microsoft Windows Server 2012 R2
|Vulnerability Description||A denial-of-service vulnerability exists in Microsoft Network Policy Server. The vulnerability is due to improper handling of username strings in RADIUS authentication requests. A remote, unauthenticated attacker could exploit this vulnerability by sending maliciously crafted requests to the Network Policy Server . Successful exploitation could lead to a denial-of-service condition on the target.|
|Update/Patch Avaliable||Apply patches from: MS16-021|
This protection will detect and block attempts to exploit this vulnerability.
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: Application Servers Protection Violation.
Attack Information: Microsoft Network Policy Server RADIUS Denial of Service (MS16-021)