CVE-2020-37203

HIGH

Office Product Key Finder <1.5.4 - DoS

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-37203. PoCs published by Gokkulraj.

AI-analyzed exploit summary This exploit is a Denial of Service (DoS) proof-of-concept for Office Product Key Finder 1.5.4. It generates a file containing a large sequence of 'A' characters (0x41) which, when pasted into the registration field, causes the application to crash.

Description

Office Product Key Finder 1.5.4 contains a denial of service vulnerability that allows attackers to crash the application by manipulating the registration code input. Attackers can create a specially crafted text file and paste it into the 'Name and Key' field to trigger an application crash.

Exploits (1)

exploitdb WORKING POC
by Gokkulraj · pythondoswindows
https://www.exploit-db.com/exploits/47867

This exploit is a Denial of Service (DoS) proof-of-concept for Office Product Key Finder 1.5.4. It generates a file containing a large sequence of 'A' characters (0x41) which, when pasted into the registration field, causes the application to crash.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Office Product Key Finder v1.5.4
No auth needed
Prerequisites: Office Product Key Finder 1.5.4 installed on Windows · Ability to run Python script to generate payload · User interaction to paste payload into registration field
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/47867
Various Sources product
http://www.nsauditor.com/

Scores

CVSS v3 7.5
EPSS 0.0033
EPSS Percentile 25.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-120
Status published
Products (1)
Nsasoft/Nsauditor Office Product Key Finder 1.5.4
Published Feb 11, 2026
Tracked Since Feb 18, 2026