Advisory Details

May 10th, 2016

Adobe Acrobat Pro DC WillSave Action Use-After-Free Remote Code Execution Vulnerability

ZDI-16-299
ZDI-CAN-3475

CVE ID CVE-2016-1051
CVSS SCORE 6.8, (AV:N/AC:M/Au:N/C:P/I:P/A:P)
AFFECTED VENDORS Adobe
AFFECTED PRODUCTS Acrobat Pro DC
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 22751. 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 Acrobat DC Pro. 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 the WillSave document action. A specially crafted WillSave document action can force a dangling pointer 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.

VENDOR RESPONSE Adobe has issued an update to correct this vulnerability. More details can be found at:
https://helpx.adobe.com/security/products/acrobat/apsb16-14.html
DISCLOSURE TIMELINE
  • 2015-12-22 - Vulnerability reported to vendor
  • 2016-05-10 - Coordinated public release of advisory
CREDIT AbdulAziz Hariri - HPE Zero Day Initiative
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