[framework] mercantec_softcart exploit problem

[rhg_xu at 163.com]

Hi,
Anyone can help me? I try metasploit3 which svn co on February 25,2007 mercantec_softcart exploit, exploit execute successfully, but doesnot send efficient packet( only syn ack session established packet), I tracked it, in lib/rex/proto/http/client.rb, I locate "req_string = req.to_s;ret = conn.put(req)" execute not succ, I modified it to "ret=conn.put(req_string)", but cannot send http get packet, I assure exploit code include in "req_string" variable by print it to console, I try define a variable "ttt="helloworld";ret=conn.put(ttt)", but this successful which I got efficient packet(http header), I think it must wrony something, but I donot know the key point, please help me, thank you again . :)

tom