Zero-Day Advisory

Fortinet Discovers Adobe Photoshop Memory Corruption Vulnerability


Fortinet's FortiGuard Labs has discovered a memory corruption vulnerability in Adobe Photoshop CC.

Adobe Photoshop is a raster graphics editor developed and published by Adobe Systems for macOS and Windows.

A memory corruption vulnerability has been discovered in Photoshop CC. The vulnerability is caused by a crafted PCX file which causes an out of bounds memory access. It could allow malicious users to create code execution scenarios.


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

Released Mar 22, 2017

Users should apply the solution provided by Adobe.

Additional Information

Fortinet reported the vulnerability to Adobe on Jan. 3, 2017.

Adobe confirmed the vulnerability on Jan. 25, 2017.

Adobe patched the vulnerability on Apr. 11, 2017.


This vulnerability was discovered by Kushal Arvind Shah 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.