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.

Metrics

Attack Vector Local

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Nsasoft Subscribe
Nsauditor Dnss Domain Name Search Software Subscribe

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Nsasoft Subscribe
Nsauditor Dnss Domain Name Search Software Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
http://www.nsauditor.com/ cve-icon cve-icon
https://www.exploit-db.com/exploits/47856 cve-icon cve-icon
https://www.vulncheck.com/advisories/dnss-domain-name-search-software-key-denial-of-service cve-icon cve-icon
History

Thu, 12 Feb 2026 09:45:00 +0000

Type Values Removed Values Added
First Time appeared Nsasoft
Nsasoft nsauditor Dnss Domain Name Search Software
Vendors & Products Nsasoft
Nsasoft nsauditor Dnss Domain Name Search Software

Wed, 11 Feb 2026 21:00:00 +0000

Type Values Removed Values Added
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.
Title Dnss Domain Name Search Software - 'Key' Denial of Service
Weaknesses CWE-120
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 4.6, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-02-11T20:37:17.353Z

Reserved: 2026-02-10T18:46:33.718Z

Link: CVE-2020-37196

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-02-11T21:16:14.127

Modified: 2026-02-11T21:16:14.127

Link: CVE-2020-37196

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-12T09:35:44Z

Weaknesses