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Category:   Application (Multimedia)  >   Adobe Flash Player Vendors:   Adobe Systems Incorporated
(Red Hat Issues Fix) Adobe Flash Bugs Permit Cross-Site Requeset Forgery Attacks and Let Remote Users Bypass Security Controls
SecurityTracker Alert ID:  1030540
SecurityTracker URL:  http://securitytracker.com/id/1030540
CVE Reference:   CVE-2014-0537, CVE-2014-0539, CVE-2014-4671   (Links to External Site)
Date:  Jul 9 2014
Impact:   Disclosure of system information, Disclosure of user information, Modification of user information, Not specified, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 14.0.0.125 and prior (for Windows/Mac), 11.2.202.378 and prior (for Linux)
Description:   Several vulnerabilities reported in Adobe Flash Player. A remote user can conduct cross-site request forgery attacks. A remote user can bypass security controls.

A remote user can create a specially crafted, all alphanumeric SWF file that, when processed via the target JSONP callback API, will bypass same origin policy, initiate arbitrary requests from the target user to the target domain, and provide data to the remote user [CVE-2014-4671].

The original advisory is available at:

http://miki.it/blog/2014/7/8/abusing-jsonp-with-rosetta-flash/

Michele Spagnuolo reported this vulnerability.

A remote user can create a specially crafted Flash content that, when loaded by the target user, will bypass security controls [CVE-2014-0537, CVE-2014-0539].

Masato Kinugawa reported these vulnerabilities.

Impact:   A remote user can take actions on the target site acting as the target user.

A remote user can bypass security controls to take control of the target system.

Solution:   Red Hat has issued a fix.

The Red Hat advisory is available at:

https://rhn.redhat.com/errata/RHSA-2014-0860.html

Vendor URL:  helpx.adobe.com/security/products/flash-player/apsb14-17.html (Links to External Site)
Cause:   Access control error, Input validation error
Underlying OS:  Linux (Red Hat Enterprise)
Underlying OS Comments:  5, 6

Message History:   This archive entry is a follow-up to the message listed below.
Jul 8 2014 Adobe Flash Bugs Permit Cross-Site Requeset Forgery Attacks and Let Remote Users Bypass Security Controls



 Source Message Contents

Subject:  [RHSA-2014:0860-01] Critical: flash-plugin security update

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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Critical: flash-plugin security update
Advisory ID:       RHSA-2014:0860-01
Product:           Red Hat Enterprise Linux Supplementary
Advisory URL:      https://rhn.redhat.com/errata/RHSA-2014-0860.html
Issue date:        2014-07-09
CVE Names:         CVE-2014-0537 CVE-2014-0539 CVE-2014-4671 
=====================================================================

1. Summary:

An updated Adobe Flash Player package that fixes three security issues is
now available for Red Hat Enterprise Linux 5 and 6 Supplementary.

The Red Hat Security Response Team has rated this update as having Critical
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 multiple vulnerabilities in Adobe Flash Player. These
vulnerabilities are detailed in the Adobe Security Bulletin APSB14-17,
listed in the References section.

Multiple flaws were found in the way flash-plugin displayed certain SWF
content. An attacker could use these flaws to create a specially crafted
SWF file that would cause flash-plugin to crash or, potentially, execute
arbitrary code when the victim loaded a page containing the malicious SWF
content. (CVE-2014-0537, CVE-2014-0539)

This update also fixes a flaw that would lead to Cross-Site Request Forgery
(CSRF) attacks. (CVE-2014-4671)

All users of Adobe Flash Player should install this updated package, which
upgrades Flash Player to version 11.2.202.394.

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
https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1117586 - CVE-2014-0537 CVE-2014-0539 flash-plugin: security protection bypass (APSB14-17)
1117588 - CVE-2014-4671 flash-plugin: vulnerable JSONP callback APIs issue (APSB14-17)

6. Package List:

Red Hat Enterprise Linux Desktop Supplementary (v. 5):

i386:
flash-plugin-11.2.202.394-1.el5.i386.rpm

x86_64:
flash-plugin-11.2.202.394-1.el5.i386.rpm

Red Hat Enterprise Linux Server Supplementary (v. 5):

i386:
flash-plugin-11.2.202.394-1.el5.i386.rpm

x86_64:
flash-plugin-11.2.202.394-1.el5.i386.rpm

Red Hat Enterprise Linux Desktop Supplementary (v. 6):

i386:
flash-plugin-11.2.202.394-1.el6.i686.rpm

x86_64:
flash-plugin-11.2.202.394-1.el6.i686.rpm

Red Hat Enterprise Linux Server Supplementary (v. 6):

i386:
flash-plugin-11.2.202.394-1.el6.i686.rpm

x86_64:
flash-plugin-11.2.202.394-1.el6.i686.rpm

Red Hat Enterprise Linux Workstation Supplementary (v. 6):

i386:
flash-plugin-11.2.202.394-1.el6.i686.rpm

x86_64:
flash-plugin-11.2.202.394-1.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-2014-0537.html
https://www.redhat.com/security/data/cve/CVE-2014-0539.html
https://www.redhat.com/security/data/cve/CVE-2014-4671.html
https://access.redhat.com/security/updates/classification/#critical
https://helpx.adobe.com/security/products/flash-player/apsb14-17.html

8. Contact:

The Red Hat security contact is <secalert@redhat.com>.  More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2014 Red Hat, Inc.
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