CVE:CVE-2021-30797
CNNVD:CNNVD-202107-1643
Apple macOS Big Sur是美国苹果（Apple）公司的一个手机应用APP。
Apple macOS Big Sur 11.5存在输入验证错误漏洞，该漏洞源于WebKit 对用户提供的输入验证不足。远程攻击者可利用该漏洞诱骗受害者访问一个专门制作的网站，并在系统上执行任意代码。
solution:Upgrade apple safari to a higher version than 14.1.2,and avoid the version (,14.1.2); Upgrade apple ipados to a higher version than 14.7,and avoid the version (,14.7); Upgrade apple iphone_os to a higher version than 14.7,and avoid the version (,14.7); Upgrade apple macos to a higher version than 11.5,and avoid the version (,11.5); Upgrade apple tvos to a higher version than 14.7,and avoid the version (,14.7); Upgrade apple watchos to a higher version than 7.6,and avoid the version (,7.6)