VULNERABILITY INTELLIGENCE

CVE-2020-25108

CVSS score9.8 CRITICAL
EPSS probability53.70%
CISA KEVNot currently listed
Published2020-12-11
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

An issue was discovered in the DNS implementation in Ethernut in Nut/OS 5.1. The DNS response data length is not checked (it can be set to an arbitrary value from a packet). This may lead to successful Denial-of-Service, and possibly Remote Code Execution.

Weakness classification

  • nvd@nist.gov: CWE-787

Primary references