LB-LINK BL-WR9000 Web Interface lighttpd.cgi restore improper authentication
28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.3epss 0.7%
exploitation probability
0.7%top 48% of all CVEs
observed exploitation
nono source reports it
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.
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-AC1900LB-LINK · BL-AC2100_AZ3LB-LINK · BL-AC3600LB-LINK · BL-AX1800LB-LINK · BL-AX5400PLB-LINK · BL-WR9000References
https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Privilege_Control_Defect_in_Blink_Router_Web_Interface_Permits_Arbitrary_Sensitive_Operation_Execution.mdhttps://github.com/waiwai24/0101/blob/main/CVEs/Blink/Privilege_Control_Defect_in_Blink_Router_Web_Interface_Permits_Arbitrary_Sensitive_Operation_Execution.md#pochttps://vuldb.com/?ctiid.316272https://vuldb.com/?id.316272https://vuldb.com/?submit.608018