Hi. Bugs founded in MyWebServer v.1.0.2. You can download it from www.mywebserver.org. 1. Buffer overflow in MWS Search Engine. Remote attacker can crash web-server (and run shell-code) by sending keyword with a large size. Xsploit: http://vuln_host/MWS/HandleSearch.html?searchTarget=[990b_of_any_data]&B1=Submit Fix: Turn off "Search Page" in MWS properties (www.vuln_host.com/admin/ServerProperties.html) 2. Remote JS/VB/HTML code execution. Xsploit: http://vuln_host/[223b_of_any_data]<font%20size=50>DEFACED<!--//-- 3. Real patch attack. Xsploit: http://vuln_host/[not_exists_dir] Then in the document source we can find patch from \ to wwwroot.
Advisoryed by D4rkGr3y (www.dhgroup.org) Full information about all bugs (6) in MWS u can find here: http://www.dhgroup.org/txt/ Only for Russian users. P.S. Remote DoS\root exploit for MWS attached.
MWS_exp.pl
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