A Denial-Of-Service Vulnerability In OpenSSL (CVE-2022-0778) has been found on On 15th March 2022. The BN_mod_sqrt() function in OpenSSL, which is used for parsing certificates contains a bug that can cause it to go into an endless loop. Our products are affected, the HTTPS server for management may stop working and result in a reboot when parsing or importing a maliciously crafted certificate. OpenSSL has released a security update to address the vulnerability. DrayTek will release new firmwares with security updates for OpenSSL vulnerability as follows.