CVE:CVE-2017-9947
CNNVD:CNNVD-201710-1050
Siemens APOGEE PXC BACnet Automation Controller和Siemens TALON TC BACnet Automation Controller都是德国西门子（Siemens）公司的楼宇自动化控制系统。
Siemens APOGEE PXC BACnet Automation Controller和Siemens TALON TC BACnet Automation Controller 3.5之前的版本中存在目录遍历漏洞。远程攻击者可利用该漏洞获取有关受影响设备文件系统结构的信息。
solution:Upgrade siemens apogee_pxc_firmware to a higher version than 3.5,and avoid the version (,3.5); Upgrade siemens apogee_pxc_modular_firmware to a higher version than 3.5,and avoid the version (,3.5); Upgrade siemens talon_tc_compact_firmware to a higher version than 3.5,and avoid the version (,3.5); Upgrade siemens talon_tc_modular_firmware to a higher version than 3.5,and avoid the version (,3.5)