WiMAX routers based on the MediaTek SDK (libmtk) that use a custom httpd plugin are vulnerable to an authentication bypass allowing a remote, unauthenticated attacker to gain administrator access to the device by performing an administrator password change on the device via a crafted POST request.

All versions up to V81511329.1008 of ZTE ZXV10 B860A products are impacted by input validation vulnerability. Due to input validation, unauthorized users can take advantage of this vulnerability to control the user terminal system.

The ZTE sync_agent program for Android 2.3.4 on the Score M device uses a hardcoded ztex1609523 password to control access to commands, which allows remote attackers to gain privileges via a crafted application.

All versions prior to V12.17.20 of the ZTE Microwave NR8000 series products - NR8120, NR8120A, NR8120, NR8150, NR8250, NR8000 TR and NR8950 are the applications of C/S architecture using the Java RMI service in which the servers use the Apache Commons Collections (ACC) library that may result in Java deserialization vulnerabilities. An unauthenticated remote attacker can exploit the vulnerabilities by sending a crafted RMI request to execute arbitrary code on the target host.

All versions up to ZXINOS-RESV1.01.43 of the ZTE ZXIN10 product European region are impacted by improper access control vulnerability. Due to improper access control to devcomm process, an unauthorized remote attacker can exploit this vulnerability to execute arbitrary code with root privileges.

ZTE ZXHN H108N R1A devices before ZTE.bhs.ZXHNH108NR1A.k_PE have a hardcoded password of root for the root account, which allows remote attackers to obtain administrative access via a TELNET session.

ZTE ZXDSL 831CII has a default password of admin for the admin account, which allows remote attackers to gain administrator privileges.