Signature Detail
Short Name |
HTTP:STC:DL:MSHTML-HELP |
|---|---|
Severity |
High |
Recommended |
No |
Recommended Action |
Drop |
Category |
HTTP |
Keywords |
Microsoft HTML Help '.chm' File Stack Buffer Overflow Vulnerability |
Release Date |
2011/04/26 |
Update Number |
1909 |
Supported Platforms |
idp-4.0+, isg-3.1.134269+, j-series-9.5+, mx-9.4+, srx-9.2+, srx-branch-9.4+, vsrx-12.1+ |
HTTP: Microsoft HTML Help '.chm' File Stack Buffer Overflow Vulnerability
This signature detects attempts to exploit a known vulnerability in Microsoft HTML Help. A successful attack can lead to a buffer overflow and arbitrary remote code execution within the context of the client.
Extended Description
Microsoft HTML Help is prone to a remote stack-based buffer-overflow vulnerability. The vulnerability occurs when the application handles a malformed Microsoft HTML Help file ('.chm'). An attacker may exploit the issue to execute arbitrary code in the context of the application. Failed exploit attempts likely result in denial-of-service conditions.
Affected Products
- Microsoft Html Help 6.1
References
- BugTraq: 33204
- BugTraq: 47330
- CVE: CVE-2009-0119