Apple Webkit Anchor Tag Mouse Click Event Dispatch Remote Code Execution Vulnerability

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  Severity: CRITICAL

  CVE Identifier: CVE-2010-0048

  Advisory Date: FEB 14, 2011

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  DESCRIPTION

Use-after-free vulnerability in WebKit in Apple Safari before 4.0.5 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted XML document.

Per: http://lists.apple.com/archives/security-announce/2010/Mar/msg00000.html

CVE-ID:  CVE-2010-0048

Available for:  Mac OS X v10.4.11, Mac OS X Server v10.4.11,

Mac OS X v10.5.8, Mac OS X Server v10.5.8,

Mac OS X v10.6.1 or later, Mac OS X Server v10.6.1 or later,

Windows 7, Vista, XP

Impact:  Visiting a maliciously crafted website may lead to an unexpected application termination or arbitrary code execution

Description:  A use-after-free issue exists in WebKit's parsing of XML documents. Visiting a maliciously crafted website may lead to an unexpected application termination or arbitrary code execution. This issue is addressed through improved memory reference tracking.

  TREND MICRO PROTECTION INFORMATION

Trend Micro Deep Security shields networks through Deep Packet Inspection (DPI) rules. Trend Micro customers using OfficeScan with Intrusion Defense Firewall (IDF) plugin are also protected from attacks using these vulnerabilities. Please refer to the filter number and filter name when applying appropriate DPI and/or IDF rules.

  SOLUTION

  Trend Micro Deep Security DPI Rule Number: 1004384

  Trend Micro Deep Security DPI Rule Name: 1004384 - Apple Webkit Anchor Tag Mouse Click Event Dispatch Remote Code Execution

  AFFECTED SOFTWARE AND VERSION

• Apple Safari 4.0
• Apple Safari 4.0.1
• Apple Safari 4.0.2
• Apple Safari 4.0.3
• Apple Safari 4.0.4