Buffer overflow in Zephyrproject Zephyr

CVE-2023-4264

Potential buffer overflow vulnerabilities n the Zephyr Bluetooth subsystem.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (56.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-4264?
CVE-2023-4264 is a high-severity vulnerability in Zephyrproject Zephyr, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.1/10. Published 2023-09-27.
How severe is CVE-2023-4264?
High severity. CVSS v3 base score is 7.1 out of 10.
Is CVE-2023-4264 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.