CVE-2023-4265

Name: CVE-2023-4265
Creator: NVD / NIST
Published: 2023-08-12T23:15:08.567+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.8/10EPSS 0.78%

Last modified Jun 17, 2026

CVE-2023-4265 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. Potential buffer overflow vulnerabilities in the following locations: https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis... https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis.c#L841. EPSS estimates a 0.78% chance of exploitation in the next 30 days.

Description

Potential buffer overflow vulnerabilities in the following locations: https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 https://github.com/zephyrproject-rtos/zephyr/blob/main/drivers/usb/device/usb_dc_native_posix.c#L359 https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis... https://github.com/zephyrproject-rtos/zephyr/blob/main/subsys/usb/device/class/netusb/function_rndis.c#L841

Metrics

CVSS 3.1

6.8/10

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

EPSS Probability

0.78%

51.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Zephyrproject	Zephyr	<= 3.3.0

References

http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.htmlExploit, Third Party Advisory
http://seclists.org/fulldisclosure/2023/Nov/1Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/11/07/1Mailing List
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-4vgv-5r6q-r6xhExploit, Vendor Advisory
http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.htmlExploit, Third Party Advisory
http://seclists.org/fulldisclosure/2023/Nov/1Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/11/07/1Mailing List
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-4vgv-5r6q-r6xhExploit, Vendor Advisory

Timeline

Published: Aug 12, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-4265?

How severe is CVE-2023-4265?

CVE-2023-4265 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.78% probability of exploitation in the next 30 days.

How do I fix CVE-2023-4265?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-4265?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST