Advisory Details

May 2nd, 2014

(Pwn2Own\Pwn4Fun) Apple OS X IOKit Kernel Information Disclosure Vulnerability

ZDI-14-120
ZDI-CAN-2207

CVE ID CVE-2014-1320
CVSS SCORE 2.1, (AV:L/AC:L/Au:N/C:P/I:N/A:N)
AFFECTED VENDORS Apple
AFFECTED PRODUCTS OS X
VULNERABILITY DETAILS


This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Apple OS X. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within IOKit. The issue lies in the storage of kernel pointers in an object's data structure that could be retrieved from userland. An attacker can leverage this vulnerability to leak kernel pointers.

ADDITIONAL DETAILS Apple has issued an update to correct this vulnerability. More details can be found at:
http://support.apple.com/kb/HT6207
DISCLOSURE TIMELINE
  • 2014-03-13 - Vulnerability reported to vendor
  • 2014-05-02 - Coordinated public release of advisory
CREDIT Ian Beer of Google Project Zero
BACK TO ADVISORIES