Adobe Flash Player setClipboard() Function Lets Remote Users Deny Service
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SecurityTracker Alert ID: 1020724
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SecurityTracker URL: http://securitytracker.com/id?1020724
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CVE Reference: CVE-2008-3873
(Links to External Site)
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Updated: Oct 15 2008
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Original Entry Date: Aug 20 2008
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Impact: Denial of service via network
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Fix Available: Yes
Exploit Included: Yes
Vendor Confirmed: Yes
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Version(s): 9.0.124.0 and prior versions
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Description: A vulnerability was reported in Adobe Flash Player. A remote user can cause limited denial of service conditions.
A remote user can create a specially crafted SWF file that, when viewed by the target user, will invoke the setClipboard() cause
arbitrary text to be repeatedly copied to the clipboard, preventing the clipboard from functioning properly. The target user's
browser must be closed to return the system to normal operations.
A demonstration exploit is available at:
http://raffon.net/research/flash/cb/test.html
[Editor'
s note: The System.setClipboard() function is a feature of Flash and not a bug. However, the feature can be abused to cause limited
denial of service conditions. This vulnerability is being actively exploited to place SPAM URLs on the victim's clipboard.]
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Impact: A remote user can prevent the clipboard from functioning properly on the target user's system.
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Solution: The vendor has issued a fix (10.0.12.36).
The vendor plans to issue a fix for version 9.x in November 2008.
The vendor's advisory is available at:
http://www.adobe.com/support/security/bulletins/apsb08-18.html
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Vendor URL: www.adobe.com/support/security/bulletins/apsb08-18.html (Links to External Site)
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Cause: Access control error
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Underlying OS: Linux (Any), UNIX (OS X), UNIX (Solaris - SunOS), Windows (Any)
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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Date: Wed, 20 Aug 2008 17:54:39 -0400
Subject: Adobe Flash Player
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System.setClipboard()
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