Detections
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CVE-2020-25107

critical

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.

References

https://www.kb.cert.org/vuls/id/815128

https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01

https://www.tenable.com/blog/amnesia33-researchers-disclose-33-vulnerabilities-tcpip-libraries-uip-fnet-picotcp-nutnet

Details

Source: Mitre, NVD

Published: 2020-12-11

Updated: 2020-12-15

Named Vulnerability: AMNESIA:33

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.16481