PT-2025-31647 · Unknown+1 · Ak-Nord Usb-Server-Lxl+1

Marcus Krüppel · Published 2025-08-01 · Updated 2025-08-01 · CVE-2025-52361

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions AK-Nord USB-Server-LXL Firmware version 0.0.16 Build 2023-03-13

Description Insecure permissions within the /etc/init.d/lighttpd script allow a locally authenticated low-privilege user to execute arbitrary commands with root privileges. This is achieved by modifying the script, which is executed with root privileges during system boot and on any interaction.

Recommendations Ensure the /etc/init.d/lighttpd script has appropriate permissions to prevent unauthorized modification.

Fix

Incorrect Default Permissions

Weakness Enumeration

CWE-276

Related Identifiers

CVE-2025-52361

Affected Products

Ak-Nord Usb-Server-Lxl

Lighttpd

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2025-52361 · Security Note
• https://t.me/CVEtracker/28952 · Telegram Post
• http://seclists.org/fulldisclosure/2025/Jul/20 · Note
• https://ak-nord.de/usbserver-usb--usb-converter--usb-auf-ethernet--usb-to-ethernet--usb-auf-lan--usb-server--usb-konverter--print-server-80.html · Note
• https://seclists.org/fulldisclosure/2025/Jul/20 · Note
• https://twitter.com/CVEnew/status/1951317358762455339 · Twitter Post