CVE:CVE-2020-7535
CNNVD:CNNVD-202012-934
Schneider Electric Modicon M340是法国施耐德电气（Schneider Electric）公司的一款用于工业过程和基础设施的中程PLC（可编程逻辑控制器）。
Web Server on Modicon M340 存在路径遍历漏洞，该漏洞源于不当限制限制目录的路径名(路径遍历的漏洞类型)，这可能会导致信息披露在发送一个特别精心设计通过HTTP请求发送到控制器。
solution:Upgrade schneider-electric bmxp341000_firmware to a higher version than 3.30,and avoid the version (,3.30); Upgrade schneider-electric bmxp342000_firmware to a higher version than 3.30,and avoid the version (,3.30); Upgrade schneider-electric bmxp3420102_firmware to a higher version than 3.30,and avoid the version (,3.30); Upgrade schneider-electric bmxp3420102cl_firmware to a higher version than 3.30,and avoid the version (,3.30); Upgrade schneider-electric bmxp342020_firmware to a higher version than 3.30,and avoid the version (,3.30); Upgrade schneider-electric bmxp3420302_firmware to a higher version than 3.30,and avoid the version (,3.30); Upgrade schneider-electric bmxp3420302cl_firmware to a higher version than 3.30,and avoid the version (,3.30); Upgrade schneider-electric bmxnoe0100_firmware to a higher version than 3.4,and avoid the version (,3.4); Upgrade schneider-electric bmxnoe0110_firmware to a higher version than 6.6,and avoid the version (,6.6); Upgrade schneider-electric 140noe77101_firmware to a higher version than 7.3,and avoid the version (,7.3); Upgrade schneider-electric 140noe77111_firmware to a higher version than 7.3,and avoid the version (,7.3); Upgrade schneider-electric 140cpu65150_firmware to a higher version than *; Upgrade schneider-electric 140cpu65160_firmware to a higher version than *; Upgrade schneider-electric 140noc78000_firmware to a higher version than *; Upgrade schneider-electric 140noc78100_firmware to a higher version than *; Upgrade schneider-electric 140noc77101_firmware to a higher version than *; Upgrade schneider-electric tsxp574634_firmware to a higher version than *; Upgrade schneider-electric tsxp575634_firmware to a higher version than *; Upgrade schneider-electric tsxp576634_firmware to a higher version than *; Upgrade schneider-electric tsxety4103_firmware to a higher version than *; Upgrade schneider-electric tsxety5103_firmware to a higher version than *