HGW BL1500HM Ver 002.001.013 and earlier contains a use of week credentials issue. A network-adjacent unauthenticated attacker may connect to the product via SSH and use a shell.Referenceshttps://www.au.com/support/service/internet/guide/modem/bl1500hm/firmware/https://jvn.jp/en/vu/JVNVU93546510/