A vulnerability was found in Ruijie RG-UAC up to 20240428. It has been rated as critical. Affected by this issue is some unknown functionality of the file /view/networkConfig/ArpTable/arp_add_commit.php. The manipulation of the argument text_ip_addr/text_mac_addr leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-263114 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.