CVE-2025-45986

Description

Blink routers BL-WR9000 V2.4.9 , BL-AC2100_AZ3 V1.0.4, BL-X10_AC8 v1.0.5 , BL-LTE300 v1.2.3, BL-F1200_AT1 v1.0.0, BL-X26_AC8 v1.2.8, BLAC450M_AE4 v4.0.0 and BL-X26_DA3 v1.2.7 werediscovered to contain a command injection vulnerability via the mac parameter in the bs_SetMacBlack function.

CVSS v3.1 Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-77 CWE-77

Affected Products

Vendor	Product	Versions
b-link	bl-x10_ac8_firmware	All
b-link	bl-x10_ac8	All
b-link	bl-lte300_firmware	All
b-link	bl-lte300	All
b-link	bl-wr9000_firmware	All
b-link	bl-wr9000	All
b-link	bl-ac2100_az3_firmware	All
b-link	bl-ac2100_az3	All
b-link	blac450m_ae4_firmware	All
b-link	blac450m_ae4	All
b-link	bl-x26_da3_firmware	All
b-link	bl-x26_da3	All
b-link	bl-f1200_at1_firmware	All
b-link	bl-f1200_at1	All
b-link	bl-x26_ac8_firmware	All
b-link	bl-x26_ac8	All

References

Exploits

https://github.com/glkfc/IoT-Vulnerability/blob/main/LB-LINK/LB-LINK_mac%20Unauthorized%20command%20injection/LB-LINK_mac%20command%20injection.md

Frequently Asked Questions

What is CVE-2025-45986? +

Blink routers BL-WR9000 V2.4.9 , BL-AC2100_AZ3 V1.0.4, BL-X10_AC8 v1.0.5 , BL-LTE300 v1.2.3, BL-F1200_AT1 v1.0.0, BL-X26_AC8 v1.2.8, BLAC450M_AE4 v4.0.0 and BL-X26_DA3 v1.2.7 werediscovered to contain a command injection vulnerability via the mac parameter in the bs_SetMacBlack function. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2025-45986? +

CVE-2025-45986 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2025-45986? +

CVE-2025-45986 affects products from b-link, specifically: bl-ac2100_az3, bl-ac2100_az3_firmware, bl-f1200_at1, bl-f1200_at1_firmware, bl-lte300, bl-lte300_firmware, bl-wr9000, bl-wr9000_firmware, bl-x10_ac8, bl-x10_ac8_firmware, bl-x26_ac8, bl-x26_ac8_firmware, bl-x26_da3, bl-x26_da3_firmware, blac450m_ae4, blac450m_ae4_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-45986? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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