FortiGuard Advisory (FGA-2009-25)

Memory Corruption Vulnerability in Adobe Reader / Acrobat
2009.June.10

Summary:

A memory corruption vulnerability exists when processing PDF documents and handling TrueType fonts, which could allow an attacker to execute arbitrary code with the privileges of the current user.

Impact:

Remote Code Execution.

Risk:

Critical.

Affected Software:

For a list of product versions affected, please see the Adobe Security Bulletin reference below.

Additional Information:

A crash will sometimes occur when processing a TrueType font within the document, leading to memory corruption and allowing the execution of remote code.

Solutions:
  • Use the solution provided by Adobe (APSB09-07).
  • # The FortiGuard Global Security Research Team released the IPS signature "Adobe.Reader.Acrobat.TrueType.Font.Handling.Memory.Corruption", which covers this specific vulnerability.

Fortinet customers who subscribe to Fortinet’s intrusion prevention (IPS) service should be protected against this memory corruption vulnerability. 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 the FortiGuard Global Security Research Team, 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.

References:
Acknowledgment:
  • Haifei Li of Fortinet's FortiGuard Global Security Research Team


Disclaimer:

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About Fortinet ( www.fortinet.com ):

Fortinet is the pioneer and leading provider of ASIC-accelerated unified threat management, or UTM, security systems, which are used by enterprises and service providers to increase their security while reducing total operating costs. Fortinet solutions were built from the ground up to integrate multiple levels of security protection--including firewall, antivirus, intrusion prevention, VPN, spyware prevention and anti-spam -- designed to help customers protect against network and content level threats. Leveraging a custom ASIC and unified interface, Fortinet solutions offer advanced security functionality that scales from remote office to chassis-based solutions with integrated management and reporting. Fortinet solutions have won multiple awards around the world and are the only security products that are certified in six programs by ICSA Labs: (Firewall, Antivirus, IPSec, SSL, Network IPS, and Anti-Spyware). Fortinet is privately held and based in Sunnyvale, California.