Paper/Archive/CVE-2023-4257

CVE-2023-4257

zephyrproject-rtos Zephyr — Unchecked user input length in the Zephyr WiFi shell module

EPSS 1%CVSS 9.8

critical.is priorityof 100

42

CVSS 9.8 (NVD)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 64.7.647 × 2012.9 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

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

Affected

ProductAffectedFixed inSource

Zephyr≤ 3.4–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

zephyr (CNA)7.6CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refgithub.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-853q-q69w-gf5j refopenwall.com/lists/oss-security/2023/11/07/1 refseclists.org/fulldisclosure/2023/Nov/1 refpacketstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html