LB-LINK BL-WR9000 Web Interface lighttpd.cgi restore improper authentication

CVE Details

Basic Information

Title LB-LINK BL-WR9000 Web Interface lighttpd.cgi restore improper authentication
Type cve
Published 2025-07-14T05:02:05.631Z
Modified 2025-07-14T05:02:05.631Z

Product Information

Vendor LB-LINK
Product BL-AC1900
Version 20250702

CVSS Information

Base Score 9.3 (CRITICAL)
Attack Vector CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

Affected Products

  • LB-LINK BL-AC1900 20250702
  • LB-LINK BL-AC2100_AZ3 20250702
  • LB-LINK BL-AC3600 20250702
  • LB-LINK BL-AX1800 20250702
  • LB-LINK BL-AX5400P 20250702
  • LB-LINK BL-WR9000 20250702

Additional Information

CWE List CWE-287
Source VulDB

Description

A vulnerability, which was classified as critical, was found in LB-LINK BL-AC1900, BL-AC2100_AZ3, BL-AC3600, BL-AX1800, BL-AX5400P and BL-WR9000 up to 20250702. Affected is the function reboot/restore of the file /cgi-bin/lighttpd.cgi of the component Web Interface. The manipulation leads to improper authentication. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

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