Fortinet Discovers Adobe InDesign Memory Corruption Vulnerability

Summary

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

Adobe InDesign is a desktop publishing and typesetting application produced by Adobe Systems. It can be used to create works such as posters, flyers, brochures, magazines, newspapers, presentations, books and ebooks.

A memory corruption vulnerability has been discovered in Adobe InDesign. The vulnerability exists because the vulnerable software can't correctly parse a crafted INDD file which causes an out-of-bounds memory access. It could allow malicious users to create code execution scenarios.

Solutions

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

Adobe.InDesign.CVE-2020-9731.Memory.Corruption
Released Aug 12, 2020

Use the solution provided by Adobe.

Timeline

Fortinet reported the vulnerability to Adobe on July 1, 2020.

Adobe confirmed the vulnerability on August 12, 2020.

Adobe patched the vulnerability on September 8, 2020.

Acknowledgement

This vulnerability was discovered by Kexu Wang of Fortinet's FortiGuard Labs.

References

• https://helpx.adobe.com/security/products/indesign/apsb20-52.html
• CVE-2020-9731

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.