2018-01-03 14:43:27 -05:00

98 lines
2.6 KiB
Perl

#-----------------------------------------------------------
# snapshot.pl
# Plugin to check the ActiveX component for the MS Access Snapshot
# Viewer kill bit
#
# Ref: US-CERT Vuln Note #837785, http://www.kb.cert.org/vuls/id/837785
#
# Note: Look for each GUID key, and check for the Compatibility Flags value;
# if the value is 0x400, the kill bit is set; a vulnerable system is
# indicated by having IE version 6.x, and the kill bits NOT set (IE 7
# requires user interaction to download the ActiveX component
#
# copyright 2008 H. Carvey, keydet89@yahoo.com
#-----------------------------------------------------------
package snapshot;
use strict;
my %config = (hive => "Software",
osmask => 22,
hasShortDescr => 1,
hasDescr => 0,
hasRefs => 1,
version => 20080725);
sub getConfig{return %config}
sub getShortDescr {
return "Check ActiveX comp kill bit; Access Snapshot";
}
sub getDescr{}
sub getRefs {"US-CERT Vuln Note 837785" => "http://www.kb.cert.org/vuls/id/837785"}
sub getHive {return $config{hive};}
sub getVersion {return $config{version};}
my $VERSION = getVersion();
my @guids = ("{F0E42D50-368C-11D0-AD81-00A0C90DC8D9}",
"{F0E42D60-368C-11D0-AD81-00A0C90DC8D9}",
"{F2175210-368C-11D0-AD81-00A0C90DC8D9}");
sub pluginmain {
my $class = shift;
my $hive = shift;
::logMsg("Launching snapshot v.".$VERSION);
::rptMsg("snapshot v.".$VERSION); # banner
::rptMsg("(".getHive().") ".getShortDescr()."\n"); # banner
my $reg = Parse::Win32Registry->new($hive);
my $root_key = $reg->get_root_key;
my $key_path = "Microsoft\\Internet Explorer";
my $key;
if ($key = $root_key->get_subkey($key_path)) {
::rptMsg("ActiveX Snapshot Vuln");
::rptMsg($key_path);
::rptMsg("");
my $ver;
eval {
$ver = $key->get_value("Version")->get_data();
};
if ($@) {
::rptMsg("IE Version not found.");
}
else {
::rptMsg("IE Version = ".$ver)
}
::rptMsg("");
foreach my $guid (@guids) {
my $g;
eval {
$g = $key->get_subkey("ActiveX Compatibility\\".$guid);
};
if ($@) {
::rptMsg("$guid not found.");
}
else {
::rptMsg("GUID: $guid");
my $flag;
eval {
$flag = $g->get_value("Compatibility Flags")->get_data();
};
if ($@) {
::rptMsg("Compatibility Flags value not found.");
}
else {
my $str = sprintf "Compatibility Flags 0x%x",$flag;
::rptMsg($str);
}
}
::rptMsg("");
}
}
else {
::rptMsg($key_path." not found.");
::logMsg($key_path." not found.");
}
}
1;