Signature Detail
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Short Name |
HTTP:STC:DL:DOT-NET-WEB-PROXY |
|---|---|
Severity |
Major |
Recommended |
No |
Recommended Action |
Drop |
Category |
HTTP |
Keywords |
Microsoft .NET Web Proxy Auto Discovery Vulnerability |
Release Date |
2012/11/12 |
Update Number |
2202 |
Supported Platforms |
idp-4.0+, isg-3.1.134269+, j-series-9.5+, mx-11.4+, srx-12.1+, srx-branch-12.1+, vmx-17.4+, vsrx-12.1+, vsrx3bsd-18.2+ |
HTTP: Microsoft .NET Web Proxy Auto Discovery Vulnerability
This signature detects attempts to exploit a known vulnerability against Microsoft .NET Web Proxy. A successful attack can lead to arbitrary code execution.
Extended Description
The Web Proxy Auto-Discovery (WPAD) functionality in Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, and 4.5 does not validate configuration data that is returned during acquisition of proxy settings, which allows remote attackers to execute arbitrary JavaScript code by providing crafted data during execution of (1) an XAML browser application (aka XBAP) or (2) a .NET Framework application, aka "Web Proxy Auto-Discovery Vulnerability."
Affected Products
- Microsoft .net_framework 2.0
- Microsoft .net_framework 3.5
- Microsoft .net_framework 3.5.1
- Microsoft .net_framework 4.0
- Microsoft .net_framework 4.5
References
- BugTraq: 56463
- CVE: CVE-2012-4776