CVE-2026-124577
CriticalCVSS 9.8Summary
A weakness has been identified in Intelbras SG 2404 PoE L2+ versions 1.00.70 and 1.00.72, affecting an unknown function in the /EXCU_SHELL file within the Web Management Interface component. Manipulation can lead to improper authentication. The attack can be launched remotely and the exploit has been made publicly available.
Risk Assessment
A remote attacker could bypass authentication mechanisms and gain unauthorized access to the device management interface. This may lead to network configuration changes or further attacks.
Recommendation
Upgrade the device to version 1.00.74, which fixes this issue. It is also recommended to restrict access to the management interface to trusted networks only.
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Original NVD description (English source)
A weakness has been identified in Intelbras SG 2404 PoE L2+ 1.00.70/1.00.72. The affected element is an unknown function of the file /EXCU_SHELL of the component Web Management Interface. Executing a manipulation can lead to improper authentication. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 1.00.74 is sufficient to fix this issue. Upgrading the affected component is advised.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS