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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
LB-LINK BL-AC1900
20250702affected
LB-LINK BL-AC2100_AZ3
20250702affected
LB-LINK BL-AC3600
20250702affected
LB-LINK BL-AX1800
20250702affected
LB-LINK BL-AX5400P
20250702affected
LB-LINK BL-WR9000
20250702affected
References
- https://vuldb.com/?id.316272 ↗
- https://vuldb.com/?ctiid.316272 ↗
- https://vuldb.com/?submit.608018 ↗
- https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Privilege_Control_Defect_in_Blink_Router_Web_Interface_Permits_Arbitrary_Sensitive_Operation_Execution.md ↗
- https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Privilege_Control_Defect_in_Blink_Router_Web_Interface_Permits_Arbitrary_Sensitive_Operation_Execution.md#poc ↗