CVEvulnerability

CVE-2023-4257

9.8 CRITICAL Published 2023-10-13 Modified 2026-06-17 Official page ↗

Status: Modified
Published: 2023-10-13
Last modified: 2026-06-17
Assigner: [email protected]
CVSS 3.1 ([email protected]): 7.6 HIGH — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
CVSS 3.1 ([email protected]): 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses: CWE-120, CWE-131

Description

Unchecked user input length in /subsys/net/l2/wifi/wifi_shell.c can cause buffer overflows.

Affected configurations

• zephyrproject zephyr (<= 3.4.0)

Related

Weakness · CWE (2)

CWE-120 Buffer Copy without Checking Size of Input weakness
CWE-131 Incorrect Calculation of Buffer Size weakness

References

http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html Exploit, Third Party Advisory
http://seclists.org/fulldisclosure/2023/Nov/1 Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/11/07/1 Mailing List
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-853q-q69w-gf5j Exploit, Vendor Advisory
http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html Exploit, Third Party Advisory
http://seclists.org/fulldisclosure/2023/Nov/1 Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/11/07/1 Mailing List
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-853q-q69w-gf5j Exploit, Vendor Advisory