Advisory Details

July 20th, 2016

Apple OS X IOPMrootDomain Memory Corruption Privilege Escalation Vulnerability

ZDI-16-436
ZDI-CAN-3654

CVE ID CVE-2016-4653
CVSS SCORE 6.9, AV:L/AC:M/Au:N/C:C/I:C/A:C
AFFECTED VENDORS Apple
AFFECTED PRODUCTS OS X
VULNERABILITY DETAILS


This vulnerability allows local attackers to execute arbitrary code 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 IOPMrootDomain. By publishing to this service, an attacker can cause memory corruption. An attacker could leverage this vulnerability to execute arbitrary code with kernel privileges.
ADDITIONAL DETAILS Apple has issued an update to correct this vulnerability. More details can be found at:
https://support.apple.com/en-us/HT206903
DISCLOSURE TIMELINE
  • 2016-04-05 - Vulnerability reported to vendor
  • 2016-07-20 - Coordinated public release of advisory
CREDIT Ju Zhu of Trend Micro
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