CVE:CVE-2020-8745
CNNVD:CNNVD-201911-1653
Intel TXE是美国英特尔（Intel）公司的一款使用在CPU（中央处理器）中具有硬件验证功能的信任执行引擎。
Intel CSME 和 Intel TXE 存在安全漏洞，该漏洞源于子系统控制流管理不足和允许未经身份验证的用户通过物理访问潜在地启用特权升级。以下产品及版本受到影响：Intel(R) CSME 11.8.80之前版本, 11.12.80版本, 11.22.80版本, 12.0.70版本, 13.0.40版本, 13.30.10版本, 14.0.45版本，14.5.25版本 , Intel(R) TXE 3.1.80之前版本，4.0.30版本。
solution:Upgrade intel converged_security_and_manageability_engine to a higher version than 11.8.80,11.12.80,11.22.80,12.0.70,14.0.45,14.5.25,and avoid the version (,11.8.80),[11.12.0,11.12.80),[11.22.0,11.22.80),[12.0,12.0.70),[14.0,14.0.45),[14.5.0,14.5.25); Upgrade intel trusted_execution_technology to a higher version than 3.1.80,4.0.30,and avoid the version (,3.1.80),[4.0,4.0.30); Upgrade siemens simatic_drive_controller_firmware to a higher version than 05.00.01.00,and avoid the version (,05.00.01.00); Upgrade siemens simatic_et200sp_1515sp_pc2_firmware to a higher version than 0209.0105,and avoid the version (,0209.0105); Upgrade siemens simatic_field_pg_m5_firmware to a higher version than 22.01.08,and avoid the version (,22.01.08); Upgrade siemens simatic_field_pg_m6_firmware to a higher version than -; Upgrade siemens simatic_ipc127e_firmware to a higher version than 27.01.05,and avoid the version (,27.01.05); Upgrade siemens simatic_ipc427e_firmware to a higher version than 27.01.05,and avoid the version (,27.01.05); Upgrade siemens simatic_ipc477e_firmware to a higher version than 27.01.05,and avoid the version (,27.01.05); Upgrade siemens simatic_ipc527g_firmware to a higher version than 1.4.0,and avoid the version (,1.4.0); Upgrade siemens simatic_ipc547g_firmware to a higher version than r1.30.0,and avoid the version (,r1.30.0); Upgrade siemens simatic_ipc627e_firmware to a higher version than 25.02.08,and avoid the version (,25.02.08); Upgrade siemens simatic_ipc647e_firmware to a higher version than 25.02.08,and avoid the version (,25.02.08); Upgrade siemens simatic_ipc667e_firmware to a higher version than 25.02.08,and avoid the version (,25.02.08); Upgrade siemens simatic_ipc847e_firmware to a higher version than 25.02.08,and avoid the version (,25.02.08); Upgrade siemens simatic_itp1000_firmware to a higher version than 23.01.08,and avoid the version (,23.01.08); Upgrade siemens sinumerik_828d_hw_pu.4_firmware to a higher version than 08.00.00.00,and avoid the version (,08.00.00.00); Upgrade siemens sinumerik_mc_mcu_1720_firmware to a higher version than 05.00.00.00,and avoid the version (,05.00.00.00); Upgrade siemens sinumerik_one_firmware to a higher version than -; Upgrade siemens sinumerik_840d_sl_ht_10_firmware to a higher version than -; Upgrade siemens sinumerik_one_ncu_1740_firmware to a higher version than 04.00.00.00,and avoid the version (,04.00.00.00); Upgrade siemens sinumerik_one_ppu_1740_firmware to a higher version than 06.00.00.00,and avoid the version (,06.00.00.00)