CVE-2019-25334

MEDIUM

Product Key Explorer 4.2.0.0 - Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2019-25334. PoCs published by SajjadBnd.

AI-analyzed exploit summary This PoC exploits a Denial of Service (DoS) vulnerability in Product Key Explorer 4.2.0.0 by overwriting the 'Name' field with a crafted buffer, causing the application to crash. The script generates a payload file 'dos.txt' containing a sequence of repeated bytes.

Description

Product Key Explorer 4.2.0.0 contains a denial of service vulnerability that allows local attackers to crash the application by overflowing the registration name input field. Attackers can create a specially crafted text file with repeated characters to trigger a buffer overflow when pasted into the registration name field, causing the application to crash.

Exploits (1)

exploitdb WORKING POC
by SajjadBnd · pythondoswindows
https://www.exploit-db.com/exploits/47766

This PoC exploits a Denial of Service (DoS) vulnerability in Product Key Explorer 4.2.0.0 by overwriting the 'Name' field with a crafted buffer, causing the application to crash. The script generates a payload file 'dos.txt' containing a sequence of repeated bytes.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Product Key Explorer 4.2.0.0
No auth needed
Prerequisites: Local access to the target system · Product Key Explorer 4.2.0.0 installed
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/47766
Various Sources product
http://www.nsauditor.com

Scores

CVSS v3 6.2
EPSS 0.0019
EPSS Percentile 8.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-121
Status published
Products (2)
Nsasoft/Nsauditor Product Key Explorer 4.2.0.0
nsasoft/product_key_explorer 4.2.0.0
Published Feb 12, 2026
Tracked Since Feb 18, 2026