CVE-2021-42145

HIGH

Contiki-NG tinyDTLS < 2018-08-30 - Denial of Service via Certificate Request Check

Title source: llm
STIX 2.1

Description

An assertion failure discovered in in check_certificate_request() in Contiki-NG tinyDTLS through master branch 53a0d97 allows attackers to cause a denial of service.

References (2)

Core 2
Core References
Mailing List, Third Party Advisory
https://seclists.org/fulldisclosure/2024/Jan/18

Scores

CVSS v3 7.5
EPSS 0.0043
EPSS Percentile 34.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-755
Status published
Products (1)
contiki-ng/tinydtls < 2018-08-30
Published Jan 24, 2024
Tracked Since Feb 18, 2026