CVE-2019-25591: Nsauditor Dnss Domain Name Search Software

Medium severity, CVSS 6.2. EPSS: 0.2% chance of exploitation in the next 30 days.

DNSS Domain Name Search Software 2.1.8 contains a buffer overflow vulnerability in the registration code input field that allows local attackers to crash the application by submitting an excessively long string. Attackers can trigger a denial of service by pasting a malicious registration code containing 300 repeated characters into the Name/Key field via the Register menu option.

Affected products

• Nsauditor Dnss Domain Name Search Software: version 2.1.8 only

Published 2026-03-22. Last modified 2026-06-17.