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CVE-2021-3433

Date: June 28, 2022

Invalid channel map in CONNECT_IND results to Deadlock. Zephyr versions >= v2.5.0 Improper Check or Handling of Exceptional Conditions (CWE-703). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-3c2f-w4v6-qxrp

Language: C

Severity Score

Related Resources (3)

http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-3c2f-w4v6-qxrp
https://nvd.nist.gov/vuln/detail/CVE-2021-3433
https://www.mend.io/vulnerability-database/CVE-2021-3433

Severity Score

Weakness Type (CWE)

Improper Check or Handling of Exceptional Conditions

CWE-703

Improper Handling of Exceptional Conditions

CWE-755

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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