Mozilla Firefox showModalDialog Validation Flaw Permits Cross-Site Scripting Attacks
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SecurityTracker Alert ID: 1023614 |
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SecurityTracker URL: http://securitytracker.com/id?1023614
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CVE Reference:
CVE-2009-3988
(Links to External Site)
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Date: Feb 18 2010
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Impact:
Disclosure of authentication information, Disclosure of user information, Execution of arbitrary code via network, Modification of user information
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Fix Available: Yes Vendor Confirmed: Yes
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Version(s): 3.0 prior to 3.0.18, 3.5 prior to 3.5.8
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Description:
A vulnerability was reported in Mozilla Firefox. A remote user can conduct cross-site scripting attacks.
A remote user can create specially crafted HTML that, when loaded by the target user, can read the the properties set on an object passed to showModalDialog in a different domain. This can be exploited to execute arbitrary JavaScript in the context of a different domain.
Hidetake Jo of Microsoft Vulnerability Research and an anonymous researcher (via TippingPoint) independently reported this vulnerability.
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Impact:
A remote user can access the target user's cookies (including authentication cookies), if any, associated with an arbitrary site, access data recently submitted by the target user via web form to the site, or take actions on the site acting as the target user.
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Solution:
The vendor has issued a fix (3.0.18, 3.5.8, 3.6).
The vendor's advisory is available at:
http://www.mozilla.org/security/announce/2010/mfsa2010-04.html
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Vendor URL: www.mozilla.org/security/announce/2010/mfsa2010-04.html (Links to External Site)
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Cause:
Input validation error
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Underlying OS:
Linux (Any), UNIX (Any), 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: Thu, 18 Feb 2010 00:56:15 +0000
Subject: Mozilla Firefox
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http://www.mozilla.org/security/announce/2010/mfsa2010-04.html
CVE-2009-3988
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