CVE:CVE-2021-20606
CNNVD:CNNVD-202112-1383
Mitsubishi Electric GX Works2是日本三菱电机（Mitsubishi Electric）公司的一款可编程控制器。
多款Mitsubishi Electric产品存在缓冲区错误漏洞，该漏洞源于当有效用户打开由攻击者特制的恶意项目文件时，该软件会读取预期缓冲区之外的数据。攻击者可利用该漏洞在软件中造成拒绝服务。
solution:Upgrade mitsubishielectric ezsocket to a higher version than 5.4,and avoid the version (,5.4]; Upgrade mitsubishielectric gx_works2 to a higher version than 1.606g,and avoid the version (,1.606g]; Upgrade mitsubishielectric melsoft_navigator to a higher version than *