CVE-2020-37202

NetworkSleuth 3.0.0.0 contains a denial of service vulnerability that allows attackers to crash the application by supplying an oversized registration key. Attackers can generate a 1000-character buffer payload and paste it into the registration key field to trigger an application crash.

Score

CVSS 3.1 7.5 High

Status

Deferred - disclosure@vulncheck.com

Published

2026-02-11

Last modified

2026-10-27

Weaknesses

CWE-120

Affected products

• Network Sleuth (Nsasoft)

References

• http://www.nsauditor.com/
• https://www.exploit-db.com/exploits/47853
• https://www.vulncheck.com/advisories/networksleuth-key-denial-of-service