Advisory Details

December 13th, 2016

Adobe Flash Player Worker Out-Of-Bounds Read Remote Code Execution Vulnerability

ZDI-16-627
ZDI-CAN-4046

CVE ID CVE-2016-7871
CVSS SCORE 6.8, (AV:N/AC:M/Au:N/C:P/I:P/A:P)
AFFECTED VENDORS Adobe
AFFECTED PRODUCTS Flash
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 25465. 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 Adobe Flash. 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 Worker objects. The issue results from the lack of proper validation of user-supplied data which can result in a read past the end of an allocated object. An attacker can leverage this vulnerability to execute code under the context of current process.

ADDITIONAL DETAILS Adobe has issued an update to correct this vulnerability. More details can be found at:
https://helpx.adobe.com/security/products/flash-player/apsb16-39.html
DISCLOSURE TIMELINE
  • 2016-09-27 - Vulnerability reported to vendor
  • 2016-12-13 - Coordinated public release of advisory
CREDIT bo13oy of CloverSec Labs
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