TOTOLINK EX1200T 4.1.2cu.5215 is susceptible to authentication bypass. An attacker can bypass login by sending a specific request through formLoginAuth.htm, thus potentially being able to obtain sensitive information, modify data, and/or execute unauthorized operations.
View the template here CVE-2021-42887.yaml
References:
https://nvd.nist.gov/vuln/detail/cve-2021-42887