Home/CVE/Lack of proper validation in HCI Host stack initialization can cause a crash of the bluetooth stack
CVE

CVE-2021-3329

Lack of proper validation in HCI Host stack initialization can cause a crash of the bluetooth stack

Lack of proper validation in HCI Host stack initialization can cause a crash of the bluetooth stack.

CRITICAL · CVSS 9.6 EPSS 0.00085
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-665Improper Initialization
CWE-703Improper Check or Handling of Exceptional Conditions
▤

Affected Products & Versions

1
zephyrproject zephyrall versions
⚠

Public Exploits & PoCs

1
poczephyrprojectsec.atlassian.net · ZEPSEC-117zephyrprojectsec.atlassian.net
▣

Scoring & Timeline

9.6
CRITICAL · CVSS v3.1 · vulnerabilities@zephyrproject.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 Feb 2023 · 07:15 AM
CVSS VectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
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