Description

The LB-Link routers, including the BL-AC2100_AZ3 V1.0.4, BL-WR4000 v2.5.0, BL-WR9000_AE4 v2.4.9, BL-AC1900_AZ2 v1.0.2, BL-X26_AC8 v1.2.8, and BL-LTE300_DA4 V1.2.3 models, are vulnerable to unauthorized command injection. Attackers can exploit this vulnerability by accessing the /goform/set_serial_cfg interface to gain the highest level of device privileges without authorization, enabling them to remotely execute malicious commands.

INFO

Published Date :

2025-09-22T00:00:00.000Z

Last Modified :

2025-11-17T18:33:16.460Z

Source :

mitre
AFFECTED PRODUCTS

The following products are affected by CVE-2025-57685 vulnerability.

Vendors Products
B-link
  • Bl-ac1900
  • Bl-ac2100 Az3
  • Bl-wr9000
  • Bl-x26
  • Bl-x26 Ac8
  • Bl Lte300
  • Bl Wr4000
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-57685.

URL Resource
http://bl-ac2100.com cve-icon cve-icon
https://github.com/mono7s/LB-Link/blob/main/bs_SetSerial.md cve-icon cve-icon
https://www.b-link.net.cn/ cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact