Secunia Research: RealPage Module Upload ActiveX Control "Upload()" Unsafe Method

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                     Secunia Research 21/10/2010

 - RealPage Module Upload ActiveX Control "Upload()" Unsafe Method -

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Table of Contents

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

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1) Affected Software 

* RealPage Module ActiveX Controls (Realpage.dll) 1.0.0.9

NOTE: Other versions may also be affected.

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2) Severity 

Rating: Moderately critical
Impact: Disclosure of sensitive information
Where:  Remote

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3) Description of Vulnerability

Secunia Research has discovered a vulnerability in the RealPage Upload
ActiveX Control, which can be exploited by malicious people to gain 
knowledge of sensitive information.

A combination of the unsafe "Upload()" method and the "SourceFile" 
and "DestURL" properties allows uploading arbitrary files from a 
user's system to a web server.

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4) Solution 

Set the kill-bit for the affected ActiveX control.

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5) Time Table 

07/10/2010 - Vendor contacted to obtain security contact.
12/10/2010 - Vendor contacted (2nd attempt).
21/10/2010 - Public disclosure.

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6) Credits 

Discovered by Carsten Eiram, Secunia Research.

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7) References

The Common Vulnerabilities and Exposures (CVE) project has assigned 
CVE-2010-2584 for the vulnerability.

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8) About Secunia

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9) Verification 

Please verify this advisory by visiting the Secunia website:
http://secunia.com/secunia_research/2010-118/

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

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