CVE-2021-33045 Dahua global.login Loopback trust bypass

Ibrahim Saud@tektrix

•updated Sep 20, 2026•0•0•7

Detects attempts to exploit CVE-2021-33045, an authentication bypass vulnerability in certain Dahua camera firmware. The attack involves sending a crafted login request containing 'global.login', 'clientType', and 'Loopback' parameters, which allows an attacker to bypass authentication mechanisms.