Advisory Details

May 10th, 2016

Adobe Reader DC FlateDecode Use-After-Free Remote Code Execution Vulnerability

ZDI-16-328
ZDI-CAN-3602

CVE ID CVE-2016-1094
CVSS SCORE 6.8, (AV:N/AC:M/Au:N/C:P/I:P/A:P)
AFFECTED VENDORS Adobe
AFFECTED PRODUCTS Acrobat Reader DC
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 24387. 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 Reader DC. 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 FlateDecode. A specially crafted PDF with a specific FlateDecode stream can force a dangling pointer to be reused after it has been freed. An attacker could 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/acrobat/apsb16-14.html
DISCLOSURE TIMELINE
  • 2016-03-29 - Vulnerability reported to vendor
  • 2016-05-10 - Coordinated public release of advisory
CREDIT Jaanus Kp
Clarified Security
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