MySql fuzzer

fuzzer.py

#!/usr/bin/python3
import mysql.connector
import warnings

excluded_chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
VERSION = "5.6.49"

def fuzzDB():
    warnings.warn("deprecated", DeprecationWarning)
    db = mysql.connector.connect(host="localhost", user="root", passwd=".sweetpwd.", db="my_db", port=3306)
    cursor = db.cursor(buffered=True)

    for a in range(128):
        if chr(a) in excluded_chars:
            continue
        for b in range(128):
            if chr(b) in excluded_chars:
                continue
            for c in range(128):
                if chr(c) in excluded_chars:
                    continue
                try:
                    cursor.execute("SELECT name FROM browsers WHERE '1'='1' UnIoN{0}SeLeCt{1}VERSION(){2}".format(chr(a), chr(b), chr(c)))
                    records = cursor.fetchall()
                    for row in records:
                        if VERSION in row[0]:
                            print("----------------------------------")
                            print("a: " + str(a) + " " + str(hex(a)) + " " + str((chr(a) if a != 10 else "NEW LINE")))
                            print("b: " + str(b) + " " + str(hex(b)) + " " + str((chr(b) if b != 10 else "NEW LINE")))
                            print("c: " + str(c) + " " + str(hex(c)) + " " + str((chr(c) if c != 10 else "NEW LINE")))
                            print("----------------------------------")
                except(mysql.connector.Error):
                    continue
    db.close()
    cursor.close()
    db = mysql.connector.connect(host="localhost", user="root", passwd=".sweetpwd.", db="my_db", port=3306)
    cursor = db.cursor(buffered=True)

def main():
    fuzzDB()

if __name__ == '__main__':
    main()