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CVE-2025-7574

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

CVSS 9.3 CRITICALEPSS 0.7%CWE-287
Vexday Risk Score
28Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 9.3EPSS 0.7%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
14 Jul 2025Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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-WR9000

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References
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