FiberHome AN5506-01A ONU GPON Diagnosis os command injection

A vulnerability, which was classified as critical, has been found in FiberHome AN5506-01A ONU GPON RP2511. Affected by this issue is some unknown functionality of the component Diagnosis. The manipulation of the argument Destination Address leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.