ZTE ADSL ZXV10 W300 modems W300V2.1.0f_ER7_PE_O57 and W300V2.1.0h_ER7_PE_O57 allow user accounts to have multiple valid username and password pairs, which allows remote authenticated users to login to a target account via any of its username and password pairs.

ZTE ADSL ZXV10 W300 modems W300V2.1.0f_ER7_PE_O57 and W300V2.1.0h_ER7_PE_O57 allow remote authenticated non-administrator users to change the admin password by intercepting an outgoing password change request, and changing the username parameter from "support" to "admin".

ZTE ADSL ZXV10 W300 modems W300V2.1.0f_ER7_PE_O57 and W300V2.1.0h_ER7_PE_O57 allow remote authenticated users to obtain user passwords by displaying user information in a Telnet connection.

Cross-site request forgery (CSRF) vulnerability in the ZTE ZXV10 W300 router with firmware W300V1.0.0a_ZRD_LK allows remote attackers to hijack the authentication of administrators for requests that change the admin password via a request to Forms/tools_admin_1.

ZTE ZXV10 W300 router with firmware W300V1.0.0a_ZRD_LK stores sensitive information under the web root with insufficient access control, which allows remote attackers to obtain the PPPoE/PPPoA password via a direct request for basic/tc2wanfun.js.

The ZTE ZXV10 W300 router with firmware W300V1.0.0a_ZRD_LK has a default password of admin for the admin account, which makes it easier for remote attackers to obtain access via unspecified vectors.

ZTE ZXHN H108N R1A devices before ZTE.bhs.ZXHNH108NR1A.k_PE and ZXV10 W300 devices W300V1.0.0f_ER1_PE allow remote authenticated users to bypass intended access restrictions, and discover credentials and keys, by reading the configuration file, a different vulnerability than CVE-2015-7248.

The TELNET service on the ZTE ZXV10 W300 router 2.1.0 has a hardcoded password ending with airocon for the admin account, which allows remote attackers to obtain administrative access by leveraging knowledge of the MAC address characters present at the beginning of the password.

hostapd: UPnP SUBSCRIBE misbehavior in WPS AP

The Open Connectivity Foundation UPnP specification before 2020-04-17 does not forbid the acceptance of a subscription request with a delivery URL on a different network segment than the fully qualified event-subscription URL, aka the CallStranger issue.

ZTE ZXV10 W300 router with firmware W300V1.0.0a_ZRD_LK stores sensitive information under the web root with insufficient access control, which allows remote attackers to read backup files via a direct request for rom-0.