CVE-2023-4257
HIGHZephyrproject Zephyr Project Zephyr - Buffer Overflow in WiFi Shell
Title source: llmDescription
Unchecked user input length in /subsys/net/l2/wifi/wifi_shell.c can cause buffer overflows.
References (4)
Core 4
Core References
Exploit, Third Party Advisory
http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html
Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2023/Nov/1
Exploit, Vendor Advisory
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-853q-q69w-gf5j
Scores
CVSS v3
7.6
EPSS
0.0087
EPSS Percentile
53.9%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-131
CWE-120
Status
published
Products (1)
zephyrproject/zephyr
< 3.4.0
Published
Oct 13, 2023
Tracked Since
Feb 18, 2026