Advisory Details

August 8th, 2017

Adobe Acrobat Pro DC PDF Parsing Use-After-Free Remote Code Execution Vulnerability

ZDI-17-613
ZDI-CAN-4820

CVE ID CVE-2017-11231
CVSS SCORE 6.8, (AV:N/AC:M/Au:N/C:P/I:P/A:P)
AFFECTED VENDORS Adobe
AFFECTED PRODUCTS Acrobat Pro DC
TIPPINGPOINT™ IPS CUSTOMER PROTECTION TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 28478. 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 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 the parsing of PDF files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute 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/apsb17-24.html
DISCLOSURE TIMELINE
  • 2017-05-17 - Vulnerability reported to vendor
  • 2017-08-08 - Coordinated public release of advisory
CREDIT Jaanus Kp
Clarified Security
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