Critical severity9.8NVD Advisory· Published Dec 11, 2020· Updated Jun 17, 2026

CVE-2020-25107

Description

An issue was discovered in the DNS implementation in Ethernut in Nut/OS 5.1. There is no check on whether a domain name has '\0' termination. This may lead to successful Denial-of-Service, and possibly Remote Code Execution.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Ethernut/Nut\/os2 versions
cpe:2.3:o:ethernut:nut\/os:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:ethernut:nut\/os:*:*:*:*:*:*:*:*range: <=5.1
- (no CPE)range: 5.1
Nut/OS/Ethernutdescription

Patches

Vulnerability mechanics

References

us-cert.cisa.gov/ics/advisories/icsa-20-343-01nvdThird Party AdvisoryUS Government Resource
www.kb.cert.org/vuls/id/815128nvdThird Party AdvisoryUS Government Resource

News mentions

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cvss	0.637
epss	0.042
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000