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- HOW TO TURN OFF AUTO OPEN ADOBE READER WHEN DOWNLOAD PDF
- HOW TO TURN OFF AUTO OPEN ADOBE READER WHEN DOWNLOAD UPDATE
To prevent PDF files from automatically being opened in a web browser, do the following:ĥ. Applying this workaround may also mitigate future vulnerabilities. Preventing PDF files from opening inside a web browser will partially mitigate this vulnerability. REG file:ĭisable the display of PDF files in the web browser This behavior can be reverted to a safer option that prompts the user by importing the following as a. The installer for Adobe Reader and Acrobat configures Internet Explorer to automatically open PDF files without any user interaction. Prevent Internet Explorer from automatically opening PDF files If JavaScript must be enabled, this framework may be useful when specific APIs are known to be vulnerable or used in attacks. You can disable Acrobat JavaScript using the Preferences menu ( Edit -> Preferences -> JavaScript uncheck Enable Acrobat JavaScript).Īdobe provides a framework to blacklist specific JavaScipt APIs. In addition to updating, please consider the following mitigations.ĭisable JavaScript in Adobe Reader and Acrobatĭisabling JavaScript may prevent some exploits from resulting in code execution.
HOW TO TURN OFF AUTO OPEN ADOBE READER WHEN DOWNLOAD UPDATE
Users are encouraged to read Adobe Security Bulletin APSB12-08 and update vulnerable versions of Adobe Reader and Acrobat. ImpactĪdobe has released updates to address this issue. This can happen automatically as the result of viewing a webpage. US-CERT recommends that Flash users upgrade to the latest version of Adobe Flash Player and turn on automatic updates.Īn attacker could exploit these vulnerabilities by convincing a user to open a specially crafted PDF file. Adobe Reader and Acrobat 9.5.1 also now disable rendering of 3D content by default because the 3D rendering components have a history of vulnerabilities. This change helps limit the number of out-of-date, vulnerable Flash runtimes available to an attacker. Adobe Reader and Acrobat 9.5.1 will use the Adobe Flash Player plug-in version installed on the user’s system rather than the Authplay component that ships with Adobe Reader and Acrobat.
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The Adobe ASSET blog provides additional details on new security architecture changes to Adobe Reader and Acrobat. These vulnerabilities affect Adobe Reader and Acrobat versions 9.x through 9.5, and Reader X and Acrobat X versions prior to 10.1.3. Adobe Security Bulletin APSB12-08 describes a number of vulnerabilities affecting Adobe Reader and Acrobat.