d4Rk's 1337 h4x0r guide
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    • TCP
      • TCP 21: FTP
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      • TCP 23: Telnet
      • TCP 25, 587: SMTP
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      • TCP 88: Kerberos
      • TCP 110, 995: POP3(S)
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      • TCP 135: MSRPC
      • TCP 139, 445: NetBIOS, SMB
      • TCP 143, 993: IMAP(S)
      • TCP 389, 636, 3268, 3269: LDAP
      • TCP 1433, UDP 1434: MSSQL Server
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      • TCP 3306: MySQL
      • TCP 3389: RDP
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    • UDP
      • UDP 137, 138, TCP 139: NetBIOS
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  • Related
  • General
  • Deny traffic to vulnerable port from outside
  • Start app attached to EDB
  • Find offset
  • Find opcode
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  1. Exploitation
  2. Buffer overflow

Linux

Related

General

General

Deny traffic to vulnerable port from outside

iptables -A INPUT -p tcp --destination-port 1337 \! -d 127.0.0.1 -j DROP
iptables -A INPUT -p tcp --destination-port 4444 \! -d 127.0.0.1 -j DROP

Start app attached to EDB

edb --run /usr/games/crossfire/bin/crossfire

Find offset

/usr/share/metasploit-framework/tools/exploit/pattern_create.rb -l 4379
/usr/share/metasploit-framework/tools/exploit/pattern_offset.rb -l 4379 -q 46367046

Find opcode

/usr/share/metasploit-framework/tools/exploit/nasm_shell.rb
add eax,12
jmp eax
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Last updated 3 years ago