Zero-Day Advisory

Fortinet Discovers GDI+ StretchDIBitts Information Disclosure Vulnerability


Fortinet's FortiGuard Labs has discovered an information disclosure vulnerability in Microsoft Graphics Component.

Microsoft Graphic Component is one of the core operating system components responsible for representing graphical objects and transmitting them to output devices such as monitors and printers.

An information disclosure vulnerability exists when the Microsoft Windows Graphics Component improperly handles objects in memory. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user's system.


Users should apply the solution provided by Microsoft.


Fortinet reported the vulnerability to Microsoft on June 09, 2020

Microsoft confirmed the vulnerability on June 11, 2020

Microsoft released a patch for the vulnerability on September 8, 2020


This vulnerability was discovered by Wayne Low 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.