HTTP: Microsoft Silverlight Double Free
This signature detects attempts to exploit a known vulnerability against Microsoft Silverlight. A string in XAML containing a certain number of special Hebrew characters could cause a double-free when the string is being rendered. A successful attack can lead to arbitrary code execution.
Extended Description
Microsoft Silverlight is prone to a remote code-execution vulnerability. An attacker can exploit this issue to execute arbitrary code with the privileges of the currently logged-in user. Failed exploit attempts will likely result in a denial-of-service condition.
Affected Products
Avaya messaging_application_server,Avaya meeting_exchange
Short Name
HTTP:STC:SCRIPT:SVL-DBL-FREE
Severity
Major
Recommended
False
Recommended Action
Drop
Category
HTTP
Keywords
CVE-2012-0176 Double Free Microsoft Silverlight bid:53360
Release Date
05/07/2012
Supported Platforms
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3
Sigpack Version
3360
False Positive
Unknown
Vendors
Microsoft
Avaya
CVSS Score
9.3