Description
Integer underflow in lzhsr.dll in Autonomy KeyView, as used in IBM Lotus Notes before 8.5.2 FP3, allows remote attackers to execute arbitrary code via a crafted header in a .lzh attachment that triggers a stack-based buffer overflow, aka SPR PRAD88MJ2W.
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 2 modules
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Lotus Notes 8.0.x - 8.5.2 FP2 - Autonomy Keyview (.lzh Attachment)
exploit/windows/lotus/lotusnotes_lzh
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Lotus Notes 8.0.x - 8.5.2 FP2 - Autonomy Keyview (.lzh Attachment)
exploit/windows/fileformat/lotusnotes_lzh
Exploit-DB 1
- Lotus Notes 8.0.x < 8.5.2 FP2 - Autonomy Keyview ('.lzh' Attachment) (Metasploit) EDB-17448 · remote · Jun 23, 2011 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- http://www.ibm.com/support/docview.wss?uid=swg21500034
- 47962 vdb-entry
- 20110524 IBM Lotus Notes LZH Attachment Viewer Stack Buffer Overflow third-party-advisory
- 44624 third-party-advisory
- lotus-notes-lzhsr-bo(67620) vdb-entry
- oval:org.mitre.oval:def:14634 vdb-entry signature
- 8285 third-party-advisory