CVE-2020-37200

NetShareWatcher 1.5.8.0 contains a buffer overflow vulnerability in the registration key input that allows attackers to crash the application by supplying oversized input. Attackers can generate a 1000-character payload and paste it into the registration key field to trigger an application crash.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
http://www.nsauditor.com/	Product
https://www.exploit-db.com/exploits/47860	Exploit
https://www.vulncheck.com/advisories/netsharewatcher-key-denial-of-service	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:nsasoft:netsharewatcher:1.5.8.0:*:*:*:*:*:*:*

History

17 Feb 2026, 20:37

Type	Values Removed	Values Added
References	~~() http://www.nsauditor.com/ -~~	() http://www.nsauditor.com/ - Product
References	~~() https://www.exploit-db.com/exploits/47860 -~~	() https://www.exploit-db.com/exploits/47860 - Exploit
References	~~() https://www.vulncheck.com/advisories/netsharewatcher-key-denial-of-service -~~	() https://www.vulncheck.com/advisories/netsharewatcher-key-denial-of-service - Third Party Advisory
CPE		cpe:2.3:a:nsasoft:netsharewatcher:1.5.8.0:::::::*
First Time		Nsasoft Nsasoft netsharewatcher

11 Feb 2026, 21:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-02-11 21:16

Updated : 2026-02-17 20:37

NVD link : CVE-2020-37200

Mitre link : CVE-2020-37200

CVE.ORG link : CVE-2020-37200

JSON object : View

Products Affected

nsasoft

netsharewatcher

CWE

CWE-121

Stack-based Buffer Overflow

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