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e107 Content Management Plugin Script Insertion Vulnerability



Secunia Research: e107 Content Management Plugin Script Insertion Vulnerability
Secunia Research: e107 Content Management Plugin Script Insertion Vulnerability



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                     Secunia Research 19/04/2010

  - e107 Content Management Plugin Script Insertion Vulnerability -

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Table of Contents

Affected Software....................................................1
Severity.............................................................2
Vendor's Description of Software.....................................3
Description of Vulnerability.........................................4
Solution.............................................................5
Time Table...........................................................6
Credits..............................................................7
References...........................................................8
About Secunia........................................................9
Verification........................................................10

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1) Affected Software 

* e107 version 0.7.19

NOTE: Other versions may also be affected.

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2) Severity 

Rating: Less critical
Impact: Cross-site scripting
Where:  From remote

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3) Vendor's Description of Software 

"e107 is a content management system written in PHP and using the
popular open source MySQL database system for content storage. It's
completely free, totally customisable and in constant development.".

Product Link:
http://e107.org/ 

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4) Description of Vulnerability

Secunia Research has discovered a vulnerability in e107, which can be
exploited by malicious users to conduct script insertion attacks.

Input passed via the "content_heading" parameter to 
107_plugins/content/content_manager.php while creating new content is
not properly sanitised before being displayed to the user. This can be
exploited to insert arbitrary HTML and script code, which will be
executed in a user's browser session in context of an affected site 
when the malicious data is being viewed.

Successful exploitation requires authentication and that the Content
Management plugin is enabled.

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5) Solution 

Update to version 0.7.20.

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6) Time Table 

18/03/2010 - Vendor notified.
18/03/2010 - Vendor response.
19/04/2010 - Public disclosure.

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7) Credits 

Discovered by Secunia Research.

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8) References

The Common Vulnerabilities and Exposures (CVE) project has assigned 
CVE-2010-0997 for the vulnerability.

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9) About Secunia

Secunia offers vulnerability management solutions to corporate
customers with verified and reliable vulnerability intelligence
relevant to their specific system configuration:

http://secunia.com/advisories/business_solutions/ 

Secunia also provides a publicly accessible and comprehensive advisory
database as a service to the security community and private 
individuals, who are interested in or concerned about IT-security.

http://secunia.com/advisories/ 

Secunia believes that it is important to support the community and to
do active vulnerability research in order to aid improving the 
security and reliability of software in general:

http://secunia.com/secunia_research/ 

Secunia regularly hires new skilled team members. Check the URL below
to see currently vacant positions:

http://secunia.com/corporate/jobs/ 

Secunia offers a FREE mailing list called Secunia Security Advisories:

http://secunia.com/advisories/mailing_lists/ 

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10) Verification 

Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2010-43/ 

Complete list of vulnerability reports published by Secunia Research:
http://secunia.com/secunia_research/ 

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