CVE-2020-25926 describes a DNS cache poisoning vulnerability in the InterNiche NicheStack TCP/IP 4.0.1 DNS client, specifically within the dns_query_type() component. This flaw stems from insufficient entropy in the DNS transaction ID, affecting products like hcc-embedded nichestack_tcp/ip. It carries a CVSS score of 7.5 (HIGH), indicating a remote attack vector with low complexity, potentially leading to high integrity impact without requiring user interaction. While there is no known active exploitation, public exploit code, or Metasploit/Nuclei modules, the vulnerability has garnered some community discussion and media coverage, including an article from BleepingComputer.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.0.1CPE matchmatch criteria | cpe:2.3:a:hcc-embedded:nichestack_tcp\/ip:4.0.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.