CVE-2023-1902

Published Jul 10, 2023

Last updated 3 months ago

CVSS medium 5.9

Overview

Description: The bluetooth HCI host layer logic not clearing a global reference to a state pointer after handling connection events may allow a malicious HCI Controller to cause the use of a dangling reference in the host layer, leading to a crash (DoS) or potential RCE on the Host layer.
Source: vulnerabilities@zephyrproject.org
NVD status: Modified

Risk scores

CVSS 3.1

Type: Primary
Base score: 8
Impact score: 5.9
Exploitability score: 2.1
Vector string: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: HIGH

Weaknesses

nvd@nist.gov: CWE-416
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-672

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "E2D56E6F-F247-436A-B6F4-FA7263D4C5E2",
            "versionEndIncluding": "3.3.0"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References