CVE:CVE-2021-20599
CNNVD:CNNVD-202110-1016
Mitsubishi Electric MELSEC iQ-R series是日本三菱电机（Mitsubishi Electric）公司的一款可编程逻辑控制器。
MELSEC iQ-R系列安全CPU R08/16/32/120SFCPU和MELSEC iQ-R系列SIL2进程CPU R08/16/32/120PSFCPU存在安全漏洞，攻击者可利用该漏洞获取密码以外的凭据登录到目标CPU模块。
solution:Upgrade mitsubishielectric r08sfcpu_firmware to a higher version than *; Upgrade mitsubishielectric r16sfcpu_firmware to a higher version than *; Upgrade mitsubishielectric r32sfcpu_firmware to a higher version than *; Upgrade mitsubishielectric r120sfcpu_firmware to a higher version than *; Upgrade mitsubishielectric r08psfcpu_firmware to a higher version than *; Upgrade mitsubishielectric r16psfcpu_firmware to a higher version than *; Upgrade mitsubishielectric r32psfcpu_firmware to a higher version than *; Upgrade mitsubishielectric r120psfcpu_firmware to a higher version than *