Overtek OT-E801G passwd os command injection

A vulnerability classified as critical was found in Overtek OT-E801G OTE801G65.1.1.0. This vulnerability affects unknown code of the file /diag_ping.cmd?action=test&interface=ppp0.1&ipaddr=8.8.8.8%26%26cat%20/etc/passwd&ipversion=4&sessionKey=test. The manipulation leads to os command injection. The attack can be initiated 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.