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eXV² Content Management System 2.10 Remote XSS Vulnerability

🗓️ 15 Oct 2010 00:00:00Reported by Gjoko KrsticType 
zeroscience
 zeroscience
🔗 www.zeroscience.mk👁 73 Views

eXV² CMS 2.10 Remote XSS Vulnerability in rssfeedURL and subm parameter, allows arbitrary HTML/script execution

Related
Code
ReporterTitlePublishedViews
Family
CVE
CVE-2010-4155
3 Nov 201019:00
cve
Cvelist
CVE-2010-4155
3 Nov 201019:00
cvelist
EUVD
EUVD-2010-4131
7 Oct 202500:30
euvd
NVD
CVE-2010-4155
3 Nov 201020:00
nvd
Prion
Cross site scripting
3 Nov 201020:00
prion
<html><body><p>eXV² Content Management System 2.10 Remote XSS Vulnerability


Vendor: eXV² Team
Product web page: http://www.exv2.de
Affected version: 2.10 (LiveCD)

Summary: eXV² is a free CMS for building and operating private
home pages, small and large communities and it's also easily
used for small to medium business presences.

Desc: The CMS suffers from a remote reflected Cross-Site Scripting
vulnerability when input passed thru "rssfeedURL" and "subm" parameter
in "archive.php", "topics.php", "example.php" and "index.php" is not
sanitized, allowing the attacker to execute arbitrary HTML and script
code in a user's browser session and aid in phishing attacks.

Tested on: Microsoft Windows XP Pro (EN)
           Apache 2.2.14 (Win32)
           MySQL 5.1.41
           PHP 5.3.1

Vendor status: [09.10.2010] Vulnerability discovered.
               [10.10.2010] Contact with the vendor.
               [14.10.2010] No reply from vendor.
               [15.10.2010] Public advisory released.

Vulnerability discovered by: Gjoko 'LiquidWorm' Krstic
                             liquidworm gmail com
                             Zero Science Lab - http://www.zeroscience.mk

Advisory ID: ZSL-2010-4970
Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2010-4970.php

PoC:

http://127.0.0.1:4001/manual/caferss/example.php?rssfeedURL="%20onmouseover=prompt(1)%20xss="&amp;submit=OK
http://127.0.0.1:4001/modules/news/archive.php?subm="&gt;<script>alert(1)</script>
http://127.0.0.1:4001/modules/news/topics.php?subm="&gt;<script>alert(1)</script>
http://127.0.0.1:4001/modules/contact/index.php?op=contact&amp;subm="&gt;<script>alert(1)</script>
</p></body></html>

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