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Category:   OS (UNIX)  >   Apple macOS/OS X Vendors:   Apple
Apple macOS/OS X Bugs Let Remote Users Conduct Cross-Site Scripting Attacks and Let Applications Gain Elevated Privileges
SecurityTracker Alert ID:  1037671
SecurityTracker URL:  http://securitytracker.com/id/1037671
CVE Reference:   CVE-2017-2353, CVE-2017-2357, CVE-2017-2358, CVE-2017-2361   (Links to External Site)
Date:  Jan 23 2017
Impact:   Disclosure of authentication information, Disclosure of user information, Execution of arbitrary code via network, Modification of user information, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   Several vulnerabilities were reported in Apple macOS/OS X. An application can determine kernel memory layout. An application can gain elevated privileges. A remote user can conduct cross-site scripting attacks.

An application can trigger a use-after-free memory error in the Bluetooth component to execute arbitrary code with kernel privileges [CVE-2017-2353].

An application can trigger a memory corruption error in the graphics drivers component to execute arbitrary code with kernel privileges [CVE-2017-2358].

A remote user can create specially crafted web content that, when loaded by the target user, will trigger an input validation flaw in the Help Viewer and execute arbitrary scripting code on the target user's system [CVE-2017-2361].

An application can exploit an uninitialized memory flaw in IOAudioFamily to determine kernel memory layout [CVE-2017-2357].

Ian Beer of Google Project Zero, Team Pangu and lokihardt at PwnFest 2016, and lokihardt of Google Project Zero reported these vulnerabilities.

Impact:   An application can gain elevated privileges on the target system.

An application can determine kernel memory layout.

A remote user can execute arbitrary scripting code on the target user's system.

Solution:   The vendor has issued a fix (10.12.3).

The vendor advisory is available at:

https://support.apple.com/en-us/HT207483

Vendor URL:  support.apple.com/en-us/HT207483 (Links to External Site)
Cause:   Access control error, Input validation error

Message History:   None.


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