CVE-2020-25926

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Published Aug 18, 2021 CVSS 3.1 · 7.5 High EPSS 1.3% KEV · Not listed

Description

The DNS client in InterNiche NicheStack TCP/IP 4.0.1 is affected by: Insufficient entropy in the DNS transaction id. The impact is: DNS cache poisoning (remote). The component is: dns_query_type(). The attack vector is: a specific DNS response packet.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:hcc-embedded:nichestack_tcp\/ip:4.0.1:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2020-18556	The DNS client in InterNiche NicheStack TCP/IP 4.0.1 is affected by: Insufficient entropy in the DNS transaction id. The impact is: DNS cache poisoning (remote). The component is: dns_query_type(). The attack vector is: a specific DNS response packet.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: 1.3% (1.262% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/
https://www.kb.cert.org/vuls/id/608209

History

No history.

Subscriptions

Hcc-embedded Nichestack Tcp\/ip

Weaknesses

CWE-331

Sources

CVE record Updated: Aug 4, 2024, 3:49 PM

Status: PUBLISHED
Assigner: mitre
Published: Aug 18, 2021, 6:35 PM
Updated: Aug 4, 2024, 3:49 PM
Reserved: Sep 24, 2020, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:07 AM

Status: Modified
Published: Aug 18, 2021, 7:15 PM
Modified: Jun 17, 2026, 3:07 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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