Advisory Details

November 16th, 2015

Adobe Reader DC AGM Heap Buffer Overflow Remote Code Execution Vulnerability

ZDI-15-569
ZDI-CAN-3002

CVE ID CVE-2015-6696
CVSS SCORE 6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS Adobe
AFFECTED PRODUCTS Acrobat Reader DC
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 AGM.dll. A specially crafted PDF with multiple layers 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.

ADDITIONAL DETAILS Adobe has issued an update to correct this vulnerability. More details can be found at:
https://helpx.adobe.com/security/products/acrobat/apsb15-24.html
DISCLOSURE TIMELINE
  • 2015-06-25 - Vulnerability reported to vendor
  • 2015-11-16 - Coordinated public release of advisory
CREDIT Jaanus Kp
Clarified Security
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