Vulnerability Monitor

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CVE-2023-26801

LB-LINK BL-AC1900_2.0 v1.0.1, LB-LINK BL-WR9000 v2.4.9, LB-LINK BL-X26 v1.2.5, and LB-LINK BL-LTE300 v1.0.8 were discovered to contain a command injection vulnerability via the mac, time1, and time2 parameters at /goform/set_LimitClient_cfg.

Security Impact Summary

This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 9.8, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 8 products from lb-link, from lb-link, from lb-link and 5 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2023, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2023-03-26T21:15:07.020

Last Modified

2025-05-05T16:15:32.347

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

Weaknesses

Type: Primary
CWE-77
Type: Secondary
CWE-77

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	lb-link	bl-lte300_firmware	1.0.8	Yes
Hardware	lb-link	bl-lte300	-	No
Operating System	lb-link	bl-x26_firmware	1.2.5	Yes
Hardware	lb-link	bl-x26	-	No
Operating System	lb-link	bl-wr9000_firmware	2.4.9	Yes
Hardware	lb-link	bl-wr9000	-	No
Operating System	lb-link	bl-ac1900_firmware	1.0.1	Yes
Hardware	lb-link	bl-ac1900	2.0	No

References

https://github.com/winmt/my-vuls/tree/main/LB-LINK%20BL-AC1900%2C%20BL-WR9000%2C%20BL-X26%20and%20BL-LTE300%20Wireless%20Routers Exploit, Third Party Advisory ([email protected])
https://www.akamai.com/blog/security-research/cve-2023-26801-exploited-spreading-mirai-botnet ([email protected])
https://github.com/winmt/my-vuls/tree/main/LB-LINK%20BL-AC1900%2C%20BL-WR9000%2C%20BL-X26%20and%20BL-LTE300%20Wireless%20Routers Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For lb-link's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.