Denial of Service Vulnerability in Office Product Key Finder by NSAuditor
CVE-2020-37203

4.6MEDIUM

Key Information:

Vendor

Nsasoft

Status
Nsauditor Office Product Key Finder
Vendor
CVE Published:
11 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2020-37203?

The Office Product Key Finder version 1.5.4 is susceptible to a denial of service vulnerability that can be exploited by attackers. By crafting a malicious text file and inserting it into the 'Name and Key' field, an attacker can trigger an unexpected application crash. This vulnerability can disrupt normal operations, making it necessary for users to address this issue to maintain application stability and security.

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Deploy the Patch

Affected Version(s)

Nsauditor Office Product Key Finder 1.5.4

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2020-37203 - Proof of Concept

References

https://www.exploit-db.com/exploits/47867
exploit
http://www.nsauditor.com/
product
https://www.vulncheck.com/advisories/office-product-key-f...
third-party-advisory

CVSS V4

Score:
4.6
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Gokkul
JSON
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