CVE:CVE-2020-1899
CNNVD:CNNVD-202103-801
Facebook HHVM（又名HipHop Virtual Machine）是美国Facebook公司的一款能够显著提高PHP加载动态页面性能的虚拟机。
HHVM  中存在漏洞。以下产品及版本受到影响：4.33.0 and 4.56.0, 4.57.0, 4.58.0, 4.58.1, 4.59.0, 4.60.0, 4.61.0, 4.62.0.
solution:Upgrade facebook hhvm to a higher version than 4.32.3,4.56.1,4.57.0,4.58.0,4.58.1,4.59.0,4.60.0,4.61.0,4.62.0,and avoid the version (,4.32.3),[4.33.0,4.56.1),4.57.0,4.58.0,4.58.1,4.59.0,4.60.0,4.61.0,4.62.0