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Security bulletin

Security update available for Adobe Flash Player

Release date: June 5, 2011

Last updated: June 14, 2011

Vulnerability identifier: APSB11-13

CVE number: CVE-2011-2107

Platform: All Platforms

Summary

An important vulnerability has been identified in Adobe Flash Player 10.3.181.16 and earlier versions for Windows, Macintosh, Linux and Solaris, and Adobe Flash Player 10.3.185.22 and earlier versions for Android. This universal cross-site scripting vulnerability (CVE-2011-2107) could be used to take actions on a user's behalf on any website or webmail provider, if the user visits a malicious website. There are reports that this vulnerability is being exploited in the wild in active targeted attacks designed to trick the user into clicking on a malicious link delivered in an email message.

Adobe recommends users of Adobe Flash Player 10.3.181.16 and earlier versions for Windows, Macintosh, Linux and Solaris update to Adobe Flash Player 10.3.181.22 (10.3.181.23 for ActiveX). Adobe recommends users of Adobe Flash Player 10.3.185.22 and earlier versions for Android update to Adobe Flash Player 10.3.185.23.

This issue also affects the authplay.dll component that ships with Adobe Reader and Acrobat X (10.0.3) and earlier 10.x and 9.x versions of Adobe Reader and Acrobat for Windows and Macintosh operating systems. Adobe recommends users of Adobe Reader X (10.0.3) and earlier versions for Windows and Macintosh update to Adobe Reader X (10.1). For users of Adobe Reader 9.4.4 and earlier versions for Windows and Macintosh, who cannot update to Adobe Reader X (10.1), Adobe has made available an update, Adobe Reader 9.4.5. Adobe recommends users of Adobe Acrobat X (10.0.3) for Windows and Macintosh update to Adobe Acrobat X (10.1). Adobe recommends users of Adobe Acrobat 9.4.4 and earlier versions for Windows and Macintosh update to Adobe Acrobat 9.4.5. For more information, see Security Bulletin APSB11-16. Adobe is not aware of any attacks targeting Adobe Reader or Acrobat in the wild.

Affected software versions

  • Adobe Flash Player 10.3.181.16 and earlier versions for Windows, Macintosh, Linux and Solaris operating systems
  • Adobe Flash Player 10.3.185.22 and earlier versions for Android
  • The authplay.dll component that ships with Adobe Reader and Acrobat X (10.0.3) and earlier 10.x and 9.x versions of Adobe Reader and Acrobat for Windows and Macintosh operating systems

To verify the version of Adobe Flash Player installed on your system, access the About Flash Player page, or right-click on content running in Flash Player and select "About Adobe (or Macromedia) Flash Player" from the menu. If you use multiple browsers, perform the check for each browser you have installed on your system.

To verify the version of Adobe Flash Player for Android, go to Settings > Applications > Manage Applications > Adobe Flash Player 10.x.

Solution

Adobe recommends all users of Adobe Flash Player 10.3.181.16 and earlier versions for Windows, Macintosh, Linux and Solaris upgrade to the newest version 10.3.181.22 (10.3.181.23 for ActiveX) by downloading it from the Adobe Flash Player Download Center. Windows users and users of Adobe Flash Player 10.3.181.16 for Macintosh can install the update via the auto-update mechanism within the product when prompted.

Users of Adobe Flash Player 10.3.185.22 and earlier for Android can update to Adobe Flash Player 10.3.185.23 by browsing to the Android Marketplace on an Android phone.

Severity rating

Adobe categorizes these as important updates and recommends affected users update their installations to the newest versions.

Details

An important vulnerability has been identified in Adobe Flash Player 10.3.181.16 and earlier versions for Windows, Macintosh, Linux and Solaris, and Adobe Flash Player 10.3.185.22 and earlier versions for Android. This universal cross-site scripting vulnerability (CVE-2011-2107) could be used to take actions on a user's behalf on any website or webmail provider, if the user visits a malicious website. There are reports that this vulnerability is being exploited in the wild in active targeted attacks designed to trick the user into clicking on a malicious link delivered in an email message.

Adobe recommends users of Adobe Flash Player 10.3.181.16 and earlier versions for Windows, Macintosh, Linux and Solaris update to Adobe Flash Player 10.3.181.22 (10.3.181.23 for ActiveX). Adobe recommends users of Adobe Flash Player 10.3.185.22 and earlier versions for Android update to Adobe Flash Player 10.3.185.23.

This issue also affects the authplay.dll component that ships with Adobe Reader and Acrobat X (10.0.3) and earlier 10.x and 9.x versions of Adobe Reader and Acrobat for Windows and Macintosh operating systems. Adobe recommends users of Adobe Reader X (10.0.3) and earlier versions for Windows and Macintosh update to Adobe Reader X (10.1). For users of Adobe Reader 9.4.4 and earlier versions for Windows and Macintosh, who cannot update to Adobe Reader X (10.1), Adobe has made available an update, Adobe Reader 9.4.5. Adobe recommends users of Adobe Acrobat X (10.0.3) for Windows and Macintosh update to Adobe Acrobat X (10.1). Adobe recommends users of Adobe Acrobat 9.4.4 and earlier versions for Windows and Macintosh update to Adobe Acrobat 9.4.5. For more information, see Security Bulletin APSB11-16. Adobe is not aware of any attacks targeting Adobe Reader or Acrobat in the wild.

Affected software

Recommended player update

Availability

Flash Player 10.3.181.16 and earlier

10.3.181.22
(10.3.181.23 for ActiveX)

Flash Player Download Center

Flash Player 10.3.181.16 and earlier -
network distribution

10.3.181.22
(10.3.181.23 for ActiveX)

Flash Player Licensing

Flash Player 10.3.181.16 and earlier
for Chrome users

10.3.181.22

Flash Player 10.3.185.22 and earlier for Android
10.3.185.23

Android Marketplace
(browse to on an Android phone)

 

Acknowledgments

Adobe would like to thank Google for reporting this issue and for working with Adobe to help protect our customers.

Revisions

June 14, 2011 - Updated with information on Adobe Reader and Acrobat
June 8, 2011 - Updated with information on Adobe Reader and Acrobat
June 7, 2011 - Updated with information on Android update.
June 6, 2011 - Updated with Acknowledgment information, corrected Adobe Reader and Acrobat X version number.
June 5, 2011 - Bulletin released.