Answer in brief
CVE-2020-37196 records a High severity (CVSS 7.5) vulnerability in Dnss Domain Name Search Software - 'Key' Denial of Service. The current sources do not mark it as known exploited. The current feed maps Nsasoft/Nsauditor Dnss Domain Name Search Software (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 7.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Nsasoft/Nsauditor Dnss Domain Name Search Software (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Nsasoft/Nsauditor Dnss Domain Name Search Softwaregeneric | - | Not reported |
Published upstream
Feb 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jun 29, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 29, 2026
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.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2020-37196 records a High severity (CVSS 7.5) vulnerability in Dnss Domain Name Search Software - 'Key' Denial of Service. The current sources do not mark it as known exploited. The current feed maps Nsasoft/Nsauditor Dnss Domain Name Search Software (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 7.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Nsasoft/Nsauditor Dnss Domain Name Search Software (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Nsasoft/Nsauditor Dnss Domain Name Search Softwaregeneric | - | Not reported |
Published upstream
Feb 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jun 29, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 29, 2026
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.
Quoted source text, attributed separately from HOL analysis.