Description
Microsoft Silverlight 5, and 5 Developer Runtime, before 5.1.20125.0 does not properly validate pointers during HTML object rendering, which allows remote attackers to execute arbitrary code via a crafted Silverlight application, aka "Silverlight Double Dereference Vulnerability."
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Metasploit 1 module
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MS13-022 Microsoft Silverlight ScriptObject Unsafe Memory Access
exploit/windows/browser/ms13_022_silverlight_script_object
Exploit-DB 2
- Microsoft Internet Explorer - COALineDashStyleArray Unsafe Memory Access (MS12-022) (Metasploit) EDB-29858 · remote · Nov 27, 2013 · verified
- Microsoft Silverlight - ScriptObject Unsafe Memory Access (MS13-022/MS13-087) (Metasploit) EDB-41702 · local · Mar 12, 2013 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- oval:org.mitre.oval:def:16565 vdb-entry signature
- oval:org.mitre.oval:def:16516 vdb-entry signature
- TA13-071A third-party-advisory
- MS13-022 vendor-advisory