CVE:CVE-2019-14899
CNNVD:CNNVD-201912-441
Openvpn OpenVPN是美国OpenVPN（Openvpn）公司的一个用于创建虚拟专用网络（VPN）加密通道的软件包，它使用OpenSSL库来加密数据与控制信息，并允许创建的VPN使用公开密钥、电子证书或者用户名/密码来进行身份验证。
OpenVPN中存在安全漏洞。攻击者可利用该漏洞劫持VPN隧道内的活动连接。
solution:Upgrade freebsd freebsd to a higher version than -; Upgrade linux linux_kernel to a higher version than -; Upgrade openbsd openbsd to a higher version than -; Upgrade apple ipados to a higher version than 13.6,and avoid the version (,13.6); Upgrade apple iphone_os to a higher version than 13.6,and avoid the version (,13.6); Upgrade apple mac_os_x to a higher version than 10.15.6,and avoid the version (,10.15.6); Upgrade apple macos to a higher version than 11.0,and avoid the version 11.0; Upgrade apple tvos to a higher version than 13.4.8,and avoid the version (,13.4.8)