Some Huawei products have an insufficient input verification vulnerability. Attackers can exploit this vulnerability in the LAN to cause service abnormal on affected devices.Affected product versions include:HiRouter-CD30-10 version 10.0.2.5;HiRouter-CT31-10 version 10.0.2.20;WS5200-12 version 10.0.1.9;WS5281-10 version 10.0.5.10;WS5800-10 version 10.0.3.25;WS7100-10 version 10.0.5.21;WS7200-10 version 10.0.5.21.

Some Huawei home routers have an improper authorization vulnerability. Due to improper authorization of certain programs, an attacker can exploit this vulnerability to execute uploaded malicious files and escalate privilege.

Some Huawei home routers have an input validation vulnerability. Due to input parameter is not correctly verified, an attacker can exploit this vulnerability by sending special constructed packets to obtain files in the device and upload files to some directories.