CVE-2021-42144

CRITICAL

9.8

Description

Buffer over-read vulnerability in Contiki-NG tinyDTLS through master branch 53a0d97 allows attackers obtain sensitive information via crafted input to dtls_ccm_decrypt_message().

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published1/24/2024

Last Modified6/20/2025

Sourcenvd

Honeypot Sightings0

Affected Products

contiki-ng:contiki-ng_tinydtls

Weaknesses (CWE)

CWE-125CWE-125

References

https://seclists.org/fulldisclosure/2024/Jan/17(cve@mitre.org)

http://seclists.org/fulldisclosure/2024/Jan/17(af854a3a-2127-422b-91ae-364da2661108)

https://seclists.org/fulldisclosure/2024/Jan/17(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.