(Red Hat Issues Fix) Adobe Flash Player Input Validation Hole Permits Cross-Site Scripting Attacks
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SecurityTracker Alert ID: 1025604 |
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SecurityTracker URL: http://securitytracker.com/id/1025604
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CVE Reference:
CVE-2011-2107
(Links to External Site)
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Date: Jun 6 2011
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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): 10.3.181.16 and prior versions for Windows, Macintosh, Linux, and Solaris; 10.3.185.22 and prior for Android
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Description:
A vulnerability was reported in Adobe Flash Player. A remote user can conduct cross-site scripting attacks.
A remote user can cause arbitrary scripting code to be executed by the target user's browser. The code will run in the security context of an arbitrary site. As a result, the code will be able to access the target user's cookies (including authentication cookies), if any, associated with the 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.
This vulnerability is being actively exploited in targeted cases.
[Editor's note: The vendor is working to determine if Adobe Reader is also affected.]
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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:
Red Hat has issued a fix.
The Red Hat advisory is available at:
https://rhn.redhat.com/errata/RHSA-2011-0850.html
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Vendor URL: www.adobe.com/support/security/bulletins/apsb11-13.html (Links to External Site)
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Cause:
Input validation error
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Underlying OS:
Linux (Red Hat Enterprise)
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Message History:
This archive entry is a follow-up to the message listed below.
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Source Message Contents
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Date: Mon, 6 Jun 2011 14:57:32 +0000
Subject: [RHSA-2011:0850-01] Important: flash-plugin security update
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-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
=====================================================================
Red Hat Security Advisory
Synopsis: Important: flash-plugin security update
Advisory ID: RHSA-2011:0850-01
Product: Red Hat Enterprise Linux Extras
Advisory URL: https://rhn.redhat.com/errata/RHSA-2011-0850.html
Issue date: 2011-06-06
CVE Names: CVE-2011-2107
=====================================================================
1. Summary:
An updated Adobe Flash Player package that fixes one security issue is now
available for Red Hat Enterprise Linux 5 and 6 Supplementary.
The Red Hat Security Response Team has rated this update as having
important security impact. Common Vulnerability Scoring System (CVSS)
base scores, which give detailed severity ratings, are available for each
vulnerability from the CVE links in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux Desktop Supplementary (v. 5) - i386, x86_64
Red Hat Enterprise Linux Desktop Supplementary (v. 6) - i386, x86_64
Red Hat Enterprise Linux Server Supplementary (v. 5) - i386, x86_64
Red Hat Enterprise Linux Server Supplementary (v. 6) - i386, x86_64
Red Hat Enterprise Linux Workstation Supplementary (v. 6) - i386, x86_64
3. Description:
The flash-plugin package contains a Mozilla Firefox compatible Adobe Flash
Player web browser plug-in.
This update fixes one vulnerability in Adobe Flash Player. This
vulnerability is detailed on the Adobe security page APSB11-13, listed in
the References section. (CVE-2011-2107)
All users of Adobe Flash Player should install this updated package, which
upgrades Flash Player to version 10.3.181.22
4. Solution:
Before applying this update, make sure all previously-released errata
relevant to your system have been applied.
This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
http://kbase.redhat.com/faq/docs/DOC-11259
5. Bugs fixed (http://bugzilla.redhat.com/):
710981 - CVE-2011-2107 flash-plugin: Cross-site scripting vulnerability (APSB11-13)
6. Package List:
Red Hat Enterprise Linux Desktop Supplementary (v. 5):
i386:
flash-plugin-10.3.181.22-1.el5.i386.rpm
x86_64:
flash-plugin-10.3.181.22-1.el5.i386.rpm
Red Hat Enterprise Linux Server Supplementary (v. 5):
i386:
flash-plugin-10.3.181.22-1.el5.i386.rpm
x86_64:
flash-plugin-10.3.181.22-1.el5.i386.rpm
Red Hat Enterprise Linux Desktop Supplementary (v. 6):
i386:
flash-plugin-10.3.181.22-1.el6.i686.rpm
x86_64:
flash-plugin-10.3.181.22-1.el6.i686.rpm
Red Hat Enterprise Linux Server Supplementary (v. 6):
i386:
flash-plugin-10.3.181.22-1.el6.i686.rpm
x86_64:
flash-plugin-10.3.181.22-1.el6.i686.rpm
Red Hat Enterprise Linux Workstation Supplementary (v. 6):
i386:
flash-plugin-10.3.181.22-1.el6.i686.rpm
x86_64:
flash-plugin-10.3.181.22-1.el6.i686.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/#package
7. References:
https://www.redhat.com/security/data/cve/CVE-2011-2107.html
https://access.redhat.com/security/updates/classification/#important
http://www.adobe.com/support/security/bulletins/apsb11-13.html
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2011 Red Hat, Inc.
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