Description
Buffer overflow in the Yahoo! Webcam Upload ActiveX control in ywcupl.dll 2.0.1.4 for Yahoo! Messenger 8.1.0.249 allows remote attackers to execute arbitrary code via a long server property value to the send method. NOTE: some of these details are obtained from third party information.
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
-
Yahoo! Messenger 8.1.0.249 ActiveX Control Buffer Overflow
exploit/windows/browser/yahoomessenger_server
Exploit-DB 3
- Yahoo! Messenger 8.1.0.249 - ActiveX Control Buffer Overflow (Metasploit) EDB-16519 · remote · Jun 15, 2010 · verified
- Yahoo! Messenger Webcam 8.1 - 'Ywcupl.dll' Download / Execute EDB-4053 · remote · Jun 8, 2007 · verified
- Yahoo! Messenger Webcam 8.1 - ActiveX Remote Buffer Overflow EDB-4042 · remote · Jun 7, 2007 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 20070606 Yahoo 0day ActiveX Webcam Exploit mailing-list
- 4042 exploit
- 24354 vdb-entry
- http://research.eeye.com/html/advisories/upcoming/20070605.html
- VU#949817 third-party-advisory
- http://messenger.yahoo.com/security_update.php?id=060707
- ADV-2007-2094 vdb-entry
- 25547 third-party-advisory
- 20070608 EEYE: Yahoo Webcam ActiveX Controls Multiple Buffer Overflows mailing-list
- 1018204 vdb-entry
- yahoo-webcam-upload-bo(34758) vdb-entry
- 24341 vdb-entry
- 1018203 vdb-entry
- 2809 third-party-advisory
- http://research.eeye.com/html/advisories/published/AD20070608.html