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CVE-2026-4227

HIGH

8.8

Description

A security vulnerability has been detected in LB-LINK BL-WR9000 2.4.9. The impacted element is the function sub_44D844 of the file /goform/get_hidessid_cfg. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/16/2026

Last Modified3/20/2026

Sourcenvd

Honeypot Sightings0

Affected Products

lb-link:bl-wr9000lb-link:bl-wr9000_firmware

Weaknesses (CWE)

CWE-119CWE-120CWE-125

References

https://github.com/glkfc/IoT-Vulnerability/blob/main/LB-LINK/LB-LINK_HideSSID%20stack%20overflow_EN.md(cna@vuldb.com)

https://vuldb.com/?ctiid.351150(cna@vuldb.com)

https://vuldb.com/?id.351150(cna@vuldb.com)

https://vuldb.com/?submit.771209(cna@vuldb.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.