2017年2月21日至2017年3月20日,国家计算机网络入侵防范中心发布漏洞总条目823条,漏洞总数为上月的68.41%,有所下降。其中威胁级别为“紧急”的有87条,“高”的有136条,“中”的有522条,“低”的有78条。威胁级别为“紧急”和“高”的漏洞占到总量的27.10%。从漏洞利用方式来看,能够利用从远程进行攻击的漏洞占 From February 21, 2017 to March 20, 2017, the National Computer Network Intrusion Prevention Center released a total of 823 vulnerabilities and the total number of vulnerabilities dropped to 68.41% of the previous month. Among them, there are 87 threats at the “emergency” level, 136 at the “high” level, 522 at the “middle level” and 78 at the “low level”. Vulnerability levels of “Urgent” and “High” at the threat level accounted for 27.10% of the total. From the point of view of exploits, it can take advantage of exploits that are remotely exploited