TippingPoint Zero Day Initiative

Adobe Reader DC URL Parsing Insufficient Verification of Data Authenticity Information Disclosure Vulnerability

ZDI-17-570: August 8th, 2017


CVSS Score

Affected Vendors

Affected Products

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 27233. For further product information on the TippingPoint IPS:

Vulnerability Details

This vulnerability allows remote attackers to disclose sensitive information 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 URL parsing. The issue results from the lack of proper validation of user-supplied data which can allow for spoofing URL requests. An attacker can leverage this vulnerability to leak sensitive information.

Vendor Response

Adobe has issued an update to correct this vulnerability. More details can be found at:

Disclosure Timeline

    2017-01-09 - Vulnerability reported to vendor
    2017-08-08 - Coordinated public release of advisory


This vulnerability was discovered by:
    Fernando Munoz