CVE-2020-25109 is a critical vulnerability affecting the DNS implementation in Ethernut's Nut/OS 5.1, stemming from insufficient validation of DNS query/response counts against actual data. This flaw carries a CVSS score of 9.8 (Critical) due to its network-based attack vector, low attack complexity, and potential for Denial-of-Service or Remote Code Execution. Despite its severity, there is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.1CPE matchmatch criteria | cpe:2.3:o:ethernut:nut\/os:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.