CVE-2020-37196
Dnss Domain Name Search Software - 'Key' Denial of Service
- State
- Published
- Severity
- 4.6 Medium
- Published
- Feb 11, 2026
- Updated
- Feb 12, 2026
- Reserved
- Feb 10, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.6 Medium | 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 | VulnCheck |
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | VulnCheck |
Weaknesses
- CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Affected Products
| Product | Versions |
|---|---|
Nsauditor Dnss Domain Name Search SoftwareNsasoft |
|
References
- ExploitDB-47856exploit
- Vendor Homepageproduct
- VulnCheck Advisory: Dnss Domain Name Search Software - 'Key' Denial of Servicethird-party-advisory
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