Critical severity9.8NVD Advisory· Published Dec 11, 2020· Updated Jun 17, 2026
CVE-2020-25109
CVE-2020-25109
Description
An issue was discovered in the DNS implementation in Ethernut in Nut/OS 5.1. The number of DNS queries/responses (set in a DNS header) is not checked against the data present. 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
2- Nut/OS/Ethernutdescription
Patches
Vulnerability mechanics
References
2- 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
0No linked articles in our index yet.