CVE:CVE-2022-22194
CNNVD:CNNVD-202204-3405
Juniper Networks Junos OS和Junos OS Evolved都是美国瞻博网络（Juniper Networks）公司的产品。Juniper Networks Junos OS是一套专用于该公司的硬件设备的网络操作系统。该操作系统提供了安全编程接口和Junos SDK。Junos OS Evolved是Junos OS 的升级版系统。
Juniper Networks Junos OS Evolved 存在代码问题漏洞，该漏洞源于packetIO 守护程序中存在异常或异常情况检查不当漏洞。未经身份验证的网络攻击者通过该漏洞可以导致拒绝服务。
solution:Upgrade juniper junos_os_evolved to a higher version than 20.4,20.4:r1,20.4:r1-s1,20.4:r1-s2,20.4:r2,20.4:r2-s1,20.4:r2-s2,and avoid the version (,20.4),20.4:r1,20.4:r1-s1,20.4:r1-s2,20.4:r2,20.4:r2-s1,20.4:r2-s2