CVE-2023-4259

Published: Sep 26, 2023Modified: Jun 17, 2026

8.8

Vector

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

Exploitability: 2.8 / Impact: 5.9

Source: NVD

Description

Two potential buffer overflow vulnerabilities at the following locations in the Zephyr eS-WiFi driver source code.

Affected (1)

Products: Zephyrproject: Zephyr

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Zephyrproject Zephyr	Up to 3.4.0

Related CWEs

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

Off-by-one Error

A product calculates or uses an incorrect maximum or minimum value that is 1 more, or 1 less, than the correct value.

References (8)

http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html

Source: vulnerabilities@zephyrproject.org

Third Party Advisory

http://seclists.org/fulldisclosure/2023/Nov/1

Source: vulnerabilities@zephyrproject.org

Mailing ListThird Party Advisory

http://www.openwall.com/lists/oss-security/2023/11/07/1

Source: vulnerabilities@zephyrproject.org

Mailing List

https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-gghm-c696-f4j4

Source: vulnerabilities@zephyrproject.org

ExploitVendor Advisory

http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

http://seclists.org/fulldisclosure/2023/Nov/1

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

http://www.openwall.com/lists/oss-security/2023/11/07/1

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List

https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-gghm-c696-f4j4

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitVendor Advisory

Timeline

No history available yet.