CVE-2021-3433
low-risk
Published 2022-06-28
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
Do I need to act?
-
0.05% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.0/10
Medium
LOCAL
/ LOW complexity
Affected Products (1)
Affected Vendors
References (2)
19
/ 100
low-risk
Severity
14/34 · Moderate
Exploitability
0/34 · Minimal
Exposure
5/34 · Minimal