CVE-2021-42144

Published Jan 24, 2024

Last updated 10 months ago

CVSS critical 9.8

Overview

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().
Source: cve@mitre.org
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 9.8
Impact score: 5.9
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: CRITICAL

Weaknesses

nvd@nist.gov: CWE-125

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:o:contiki-ng:contiki-ng_tinydtls:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "81B489DE-BE80-4481-9DAF-3985C954527E",
            "versionEndIncluding": "2018-08-30"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References