Advisory Details

May 19th, 2016

Apple Safari DataCue Use-After-Free Remote Code Execution Vulnerability

ZDI-16-341
ZDI-CAN-3576

CVE ID CVE-2016-1854
CVSS SCORE 6.8, (AV:N/AC:M/Au:N/C:P/I:P/A:P)
AFFECTED VENDORS Apple
AFFECTED PRODUCTS Safari
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 24484. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Apple Safari. 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 the handling of DataCue objects. By manipulating a document's elements an attacker can cause a DataCue object in memory to be reused after it has been freed. An attacker can leverage this vulnerability to execute arbitrary code under the context of the current process.

ADDITIONAL DETAILS Apple has issued an update to correct this vulnerability. More details can be found at:
https://support.apple.com/en-us/HT206568
DISCLOSURE TIMELINE
  • 2016-03-11 - Vulnerability reported to vendor
  • 2016-05-19 - Coordinated public release of advisory
CREDIT Anonymous
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