CVE-2023-2234

HIGHCVSS 8.8/10EPSS 0.43%

Last modified

CVE-2023-2234 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Union variant confusion allows any malicious BT controller to execute arbitrary code on the Zephyr host.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

Union variant confusion allows any malicious BT controller to execute arbitrary code on the Zephyr host.

Metrics

CVSS 3.1
8.8/10

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.43%

34.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ZephyrprojectZephyr<= 3.3.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-2234?
Union variant confusion allows any malicious BT controller to execute arbitrary code on the Zephyr host.
How severe is CVE-2023-2234?
CVE-2023-2234 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.
How do I fix CVE-2023-2234?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-2234?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST