CVE:CVE-2021-27477
CNNVD:CNNVD-202106-1958
JTEKT TOYOPUC-Plus是日本JTEKT公司的一个PLC。
JTEKT TOYOPUC-Plus存在缓冲区错误漏洞，该漏洞源于当产品接收到无效帧时，FL-net接收缓冲区的外部区域将被覆盖。导致PLC CPU检测到系统错误，受影响的产品停止运行。
solution:Upgrade jtekt pc10g-cpu_firmware to a higher version than 3.91,and avoid the version (,3.91); Upgrade jtekt 2port-efr_firmware to a higher version than 1.50,and avoid the version (,1.50); Upgrade jtekt plus_cpu_firmware to a higher version than 3.11,and avoid the version (,3.11); Upgrade jtekt plus_ex_firmware to a higher version than 3.11,and avoid the version (,3.11); Upgrade jtekt plus_ex2_firmware to a higher version than 3.11,and avoid the version (,3.11); Upgrade jtekt plus_efr_firmware to a higher version than 3.11,and avoid the version (,3.11); Upgrade jtekt plus_efr2_firmware to a higher version than 3.11,and avoid the version (,3.11); Upgrade jtekt plus_2p-efr_firmware to a higher version than 3.11,and avoid the version (,3.11); Upgrade jtekt pc10p-dp_firmware to a higher version than 1.50,and avoid the version (,1.50); Upgrade jtekt pc10p-dp-io_firmware to a higher version than 1.50,and avoid the version (,1.50); Upgrade jtekt plus_bus-ex_firmware to a higher version than 2.13,and avoid the version (,2.13); Upgrade jtekt nano_10gx_firmware to a higher version than 3.00,and avoid the version (,3.00); Upgrade jtekt nano_2et_firmware to a higher version than 2.40,and avoid the version (,2.40); Upgrade jtekt pc10pe_firmware to a higher version than 1.02,and avoid the version (,1.02); Upgrade jtekt pc10pe-16/16p_firmware to a higher version than 1.02,and avoid the version (,1.02); Upgrade jtekt pc10e_firmware to a higher version than 1.02,and avoid the version (,1.02); Upgrade jtekt fl/et-t-v2h_firmware to a higher version than f2.8_e1.5,and avoid the version (,f2.8_e1.5); Upgrade jtekt pc10b_firmware to a higher version than 1.11,and avoid the version (,1.11); Upgrade jtekt pc10b-p_firmware to a higher version than 1.11,and avoid the version (,1.11); Upgrade jtekt nano_cpu_firmware to a higher version than 2.08,and avoid the version (,2.08); Upgrade jtekt pc10p_firmware to a higher version than 1.05,and avoid the version (,1.05); Upgrade jtekt pc10ge_firmware to a higher version than 1.04,and avoid the version (,1.04)