A vulnerability, which was classified as critical, has been found in Gemtek WRTM-127ACN and WRTM-127x9 (unknown version). This issue affects an unknown code block of the component Monitor Diagnostic Network Page. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered on Gemtek WRTM-127ACN 01.01.02.141 and WRTM-127x9 01.01.02.127 devices. The Monitor Diagnostic network page allows an authenticated attacker to execute a command directly on the target machine. Commands are executed as the root user (uid 0). (Even if a login is required, most routers are left with default credentials.)

The weakness was released 09/24/2020. The identification of this vulnerability is CVE-2020-24365 since 08/17/2020. The requirement for exploitation is a simple authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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• Gemtek

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• WRTM-127ACN
• WRTM-127x9

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