Zero-Day Advisory

Fortinet Discovers Adobe Digital Editions Memory Corruption Vulnerability


Fortinet's FortiGuard Labs has discovered a memory corruption vulnerability in Adobe Digital Editions.

Adobe Digital Editions (abbreviated ADE) is an ebook reader software program from Adobe Systems. Most major publishers use ADE to proof-read their books.

A memory corruption vulnerability has been discovered in ADE. The vulnerability is caused by improperly parsing specially crafted .epub file. The vulnerability can be triggered by opening a .epub file with a crafted embedded file. It could allow malicious users to create code execution scenarios.


FortiGuard Labs released the following FortiGate IPS signature which covers this specific vulnerability:

Released Jul 04, 2016

Users should apply the solution provided by Adobe.

Additional Information

Fortinet reported the vulnerability to Adobe on May 27, 2016.

Adobe confirmed the vulnerability on June 23, 2016.

Adobe patched the vulnerability on June 13, 2017.


This vulnerability was discovered by Honggang Ren of Fortinet's FortiGuard Labs.

IPS Subscription

Fortinet customers who subscribe to Fortinet's intrusion prevention (IPS) service should be protected against this vulnerability with the appropriate configuration parameters in place. Fortinet's IPS service is one component of FortiGuard Subscription Services, which also offer comprehensive solutions such as antivirus, Web content filtering and antispam capabilities. These services enable protection against threats on both application and network layers. FortiGuard Services are continuously updated by FortiGuard Labs, which enables Fortinet to deliver a combination of multi-layered security intelligence and true zero-day protection from new and emerging threats. These updates are delivered to all FortiGate, FortiMail and FortiClient products. Fortinet strictly follows responsible disclosure guidelines to ensure optimum protection during a threat's lifecycle.