CVE-2018-25322

HIGH

Allok Fast AVI MPEG Splitter 1.2 Stack Based Buffer Overflow

Title source: cna
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2018-25322. PoCs published by Mohan Ravichandran and Velayutham Selvaraj.

AI-analyzed exploit summary This exploit demonstrates a stack-based buffer overflow in Allok Fast AVI MPEG Splitter 1.2 by crafting a malicious input for the License Name field, leading to arbitrary code execution (calc.exe). It uses a SEH overwrite technique with a custom shellcode payload.

Description

Allok Fast AVI MPEG Splitter 1.2 contains a stack based buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying a malicious license name string. Attackers can craft a payload with 780 bytes of junk data followed by structured shellcode and place it in the License Name field to trigger the overflow and execute code with application privileges.

Exploits (1)

exploitdb WORKING POC
by Mohan Ravichandran and Velayutham Selvaraj · pythonlocalwindows
https://www.exploit-db.com/exploits/44341

This exploit demonstrates a stack-based buffer overflow in Allok Fast AVI MPEG Splitter 1.2 by crafting a malicious input for the License Name field, leading to arbitrary code execution (calc.exe). It uses a SEH overwrite technique with a custom shellcode payload.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Allok Fast AVI MPEG Splitter 1.2
No auth needed
Prerequisites: Allok Fast AVI MPEG Splitter 1.2 installed · Python 2.7 to generate exploit.txt
devstral-2 · analyzed May 17, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit exploit
ExploitDB-44341
https://www.exploit-db.com/exploits/44341
Product product
Official Product Homepage
http://www.alloksoft.com
Product product
Product Reference
http://www.alloksoft.com/allok_vconverter.exe
Third Party Advisory third-party-advisory
VulnCheck Advisory: Allok Fast AVI MPEG Splitter 1.2 Stack Based Buffer Overflow
https://www.vulncheck.com/advisories/allok-fast-avi-mpeg-splitter-stack-based-buffer-overflow

Scores

CVSS v3 8.4
EPSS 0.0015
EPSS Percentile 4.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-121
Status published
Products (1)
alloksoft/Fast AVI MPEG Splitter 1.2
Published May 17, 2026
Tracked Since May 17, 2026