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().
Published: 2024-01-24
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 20 Jun 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

 ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

Fri, 22 Nov 2024 12:00:00 +0000

Type Values Removed Values Added
References

Subscriptions

Contiki-ng Contiki-ng Tinydtls
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-06-20T19:16:51.596Z

Reserved: 2021-10-11T00:00:00.000Z

Link: CVE-2021-42144

cve-icon Vulnrichment

Updated: 2024-08-04T03:30:37.560Z

cve-icon NVD

Status : Modified

Published: 2024-01-24T18:15:08.150

Modified: 2025-06-20T20:15:22.800

Link: CVE-2021-42144

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses