CVEvulnerability
CVE-2020-25926
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-08-18
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-331
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 configurations
• hcc-embedded nichestack tcp\/ip 4.0.1
Related
Weakness · CWE (1)
- CWE-331 Insufficient Entropy weakness
References
- https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/ Mitigation, Third Party Advisory
- https://www.kb.cert.org/vuls/id/608209 Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/608209 Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/608209 Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/608209 Third Party Advisory, US Government Resource
- https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/ Mitigation, Third Party Advisory
- https://www.kb.cert.org/vuls/id/608209 Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/608209 Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/608209 Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/608209 Third Party Advisory, US Government Resource