CVE-2020-25926
HIGHInterNiche NicheStack TCP/IP 4.0.1 - DNS Cache Poisoning
Title source: llmDescription
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.
References (2)
Core 2
Core References
Mitigation, Third Party Advisory x_refsource_misc
https://www.forescout.com/blog/new-critical-operational-technology-vulnerabilities-found-on-nichestack/
Third Party Advisory, US Government Resource third-party-advisory
x_refsource_cert-vn
https://www.kb.cert.org/vuls/id/608209
Scores
CVSS v3
7.5
EPSS
0.0126
EPSS Percentile
65.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Details
CWE
CWE-331
Status
published
Products (1)
hcc-embedded/nichestack_tcp\/ip
4.0.1
Published
Aug 18, 2021
Tracked Since
Feb 18, 2026