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FortiGuard Advisory: Apple Safari Remote Memory Corruption Vulnerability
From: "noreply-secresearch () fortinet com" <noreply-secresearch () fortinet com>
Date: Tue, 9 Jun 2009 17:46:48 -0800
Apple Safari Remote Memory Corruption Vulnerability
Fortinet's FortiGuard Global Security Research Team Discovers Vulnerability in Apple Safari.
A memory corruption vulnerability exists in Apple Safari which allows a remote attacker to execute arbitrary code
through a malicious webpage.
Remote Code Execution.
For a list of product versions affected, please see the Apple Security Update reference below.
The memory corruption vulnerability occurs when handling HTML table elements. A remote attacker may craft a malicious
webpage and lure an unsuspecting user. When the page is viewed and these elements are processed, arbitrary code
execution may occur resulting in the victims machine being compromised.
Apple security updates are available via their Software Update mechanism.
Apple security updates are available for manual download here.
The FortiGuard Global Security Research Team released a signature "DHTML.Malicious.Table.Elements", which covers this
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.
FortiGuard Advisory: http://www.fortiguardcenter.com/advisory/FGA-2009-23.html
Apple Security Updates for Safari 4.0: http://support.apple.com/kb/HT3613
Apple Security Updates for iPhone: http://support.apple.com/kb/HT3318
CVE ID: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4231
Haifei Li of Fortinet's FortiGuard Global Security Research Team
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- FortiGuard Advisory: Apple Safari Remote Memory Corruption Vulnerability noreply-secresearch () fortinet com (Jun 10)