Bootrom 6338.0.0.200.19

From The Apple Wiki

This is the bootrom version found in the A15 Bionic SoC, in iPad mini (6th generation), iPhone 13 mini, iPhone 13, iPhone 13 Pro, iPhone 13 Pro Max, iPhone SE (3rd generation), iPhone 14, and iPhone 14 Plus. It has no known vulnerabilities. This bootrom was compiled before iOS 14.0 beta.