Vulnerability Note VU#250037

Adobe Acrobat and Acrobat Reader vulnerable to information disclosure via "LoadFile()" method in ActiveX control

Overview

Adobe Acrobat Reader and Acrobat web control contain a flaw that allows the existence of local files to be discovered.

I. Description

The Adobe Acrobat Internet Explorer ActiveX web control may disclose the existence of local files if the LoadFile() method is called with the complete file name and path of the local file. A malicious web site may call the ActiveX control directly in order to exploit this flaw.

II. Impact

A remote, unauthenticated user may be able to discover the existence of local files if an Internet Explorer user views content which queries the ActiveX control directly. This information may in turn be useful in staging further attacks.

III. Solution

Apply An Update

Adobe Support Knowledgebase Document 331465 contains information on updates, fixes, and mitigation strategies.

Systems Affected

Vendor	Status	Date Notified	Date Updated
Adobe Systems Incorporated	Vulnerable	12-Apr-2005

References

http://www.adobe.com/support/techdocs/331465.html
http://secunia.com/advisories/14813/
http://www.niscc.gov.uk/niscc/docs/re-20050401-00264.pdf

Credit

Thanks to NISCC and Robert Fly of Hyperdose Security for reporting this vulnerability.

This document was written by Ken MacInnis.

Other Information

Date Public:	2005-04-01
Date First Published:	2005-06-07
Date Last Updated:	2005-06-07
CERT Advisory:
CVE-ID(s):	CAN-2005-0035
NVD-ID(s):	CAN-2005-0035
US-CERT Technical Alerts:
Metric:	2.67
Document Revision:	10

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Produced 2005 by US-CERT, a government organization
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