CVE-2018-19537
TP-Link Archer C5 devices through V2_160201_US allow remote command execution via shell metacharacters on the wan_dyn_hostname line of a configuration file that is encrypted with the 478DA50BF9E3D2CF key and uploaded through the web GUI by using the web admin account. The default password of admin may be used in some cases.
Source: CVE-2018-19537