Advisory Details

December 29th, 2015

Adobe Flash LoadVars decode Use-After-Free Remote Code Execution Vulnerability

ZDI-15-651
ZDI-CAN-3444

CVE ID CVE-2015-8650
CVSS SCORE 6.8, (AV:N/AC:M/Au:N/C:P/I:P/A:P)
AFFECTED VENDORS Adobe
AFFECTED PRODUCTS Flash
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 LoadVars.decode. The issue lies in the failure to safely hold a reference to arguments during execution of the function. An attacker can leverage this vulnerability to execute arbitrary code under the context of the 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/apsb16-01.html
DISCLOSURE TIMELINE
  • 2015-12-03 - Vulnerability reported to vendor
  • 2015-12-29 - Coordinated public release of advisory
CREDIT Anonymous
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