Insecure Permissions in AK-Nord USB-Server-LXL Firmware
CVE-2025-52361

7.8HIGH

Key Information:

Vendor

AK-Nord

Status
USB-Server-LXL Firmware
Vendor
CVE Published:
1 August 2025

What is CVE-2025-52361?

The AK-Nord USB-Server-LXL Firmware v0.0.16 contains insecure permissions in the /etc/init.d/lighttpd script, enabling a locally authenticated low-privilege user to execute arbitrary commands with root privileges. This occurs due to the script being executed with root privileges on every system interaction and during system boot, posing a significant risk to the integrity of the system.

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References

https://www.ak-nord.de/usbserver-usb--usb-converter--usb-...
https://seclists.org/fulldisclosure/2025/Jul/20

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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