CVE:CVE-2020-9994
CNNVD:CNNVD-202010-1249
Apple OS X是美国苹果（Apple）公司的一套为Mac计算机所开发的专用操作系统。
OS X libxpc 存在安全漏洞，该漏洞使得恶意应用程序能够覆盖任意文件。
solution:Upgrade apple ipados to a higher version than 13.5,and avoid the version (,13.5); Upgrade apple iphone_os to a higher version than 13.5,and avoid the version (,13.5); Upgrade apple mac_os_x to a higher version than 10.15.5,and avoid the version (,10.15.5); Upgrade apple tvos to a higher version than 13.4.5,and avoid the version (,13.4.5); Upgrade apple watchos to a higher version than 6.2.5,and avoid the version (,6.2.5)