Microsoft Internet Explorer execCommand Use-After-Free Vulnerability (CVE-2012-4969)

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  Severity: CRITICAL

  CVE Identifier: CVE-2012-4969,MS12-063

  Advisory Date: JUL 21, 2015

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  DESCRIPTION

Use-after-free vulnerability in the CMshtmlEd::Exec function in mshtml.dll in Microsoft Internet Explorer 6 through 9 allows remote attackers to execute arbitrary code via a crafted web site, as exploited in the wild in September 2012.

  TREND MICRO PROTECTION INFORMATION

Apply associated Trend Micro DPI Rules.

  SOLUTION

  Trend Micro Deep Security DPI Rule Number: 1005194

  Trend Micro Deep Security DPI Rule Name: 1005194 - Microsoft Internet Explorer 'execCommand' Use-After-Free Vulnerability

  AFFECTED SOFTWARE AND VERSION

• Internet Explorer