cve/2020/CVE-2020-25926.md

### [CVE-2020-25926](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25926)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
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### 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.

### POC

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

#### Github
No PoCs found on GitHub currently.