CVE:CVE-2020-28220
CNNVD:CNNVD-202012-936
Schneider Electric Modicon M258是法国施耐德（Schneider Electric）公司的一款可编程自动化控制器。
SoMachine SoMachine Modicon M258 Firmware 所有版本存在缓冲区错误漏洞，该漏洞源于内存缓冲区漏洞范围内的操作限制不当，当传输到web服务器的文件长度未被验证时，会导致缓冲区溢出。
solution:Upgrade schneider-electric modicon_m258_firmware to a higher version than 5.0.4.11,and avoid the version (,5.0.4.11); Upgrade schneider-electric somachine to a higher version than *; Upgrade schneider-electric somachine_motion to a higher version than *