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CVE-2023-3725

Date: October 6, 2023

Potential buffer overflow vulnerability in the Zephyr CAN bus subsystem

Language: C

Severity Score

7.6

Related Resources (6)

Url: https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-2g3m-p6c7-8rr3

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: https://nvd.nist.gov/vuln/detail/CVE-2023-3725

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

Url: https://www.mend.io/vulnerability-database/CVE-2023-3725

Severity Score

7.6

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

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

CWE-120

Stack-based Buffer Overflow

CWE-121

CVSS v3.1

Base Score:	7.6
Attack Vector (AV):	ADJACENT_NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	LOW
Integrity (I):	LOW
Availability (A):	HIGH

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