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CVE-2023-4257

Date: October 13, 2023

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

Language: C

Severity Score

9.8

Related Resources (6)

Url: https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-853q-q69w-gf5j

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-4257

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

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

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

Url: https://www.mend.io/vulnerability-database/CVE-2023-4257

Severity Score

9.8

Weakness Type (CWE)

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

CWE-120

Incorrect Calculation of Buffer Size

CWE-131

CVSS v3.1

Base Score:	9.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

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