What’s Vulnerable › Vulnerabilities

CVE-2020-37196: Dnss Domain Name Search Software - 'Key' Denial of Service

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-02-11 · updated 2026-06-29
• Weakness: CWE-120

Description

Dnss Domain Name Search Software contains a denial of service vulnerability that allows attackers to crash the application by providing 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.

Affected products

• Nsasoft Nsauditor Dnss Domain Name Search Software: all versions

References

• http://www.nsauditor.com/
• https://www.exploit-db.com/exploits/47856
• https://www.vulncheck.com/advisories/dnss-domain-name-search-software-key-denial-of-service

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