Alert (TA13-015A)

Microsoft Releases Update for Internet Explorer Vulnerability CVE-2012-4792

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Systems Affected

  • Microsoft Internet Explorer 6
  • Microsoft Internet Explorer 7
  • Microsoft Internet Explorer 8


Microsoft has released Security Bulletin MS13-008 to address the CButton use-after-free vulnerability (CVE-2012-4792).


Microsoft Internet Explorer versions 6, 7, and 8 are susceptible to a use-after-free vulnerability. This vulnerability is being actively exploited in the wild. Microsoft has released Security Bulletin MS13-008 to address this vulnerability.

Additional information is available in Vulnerability Note VU#154201.


A remote, unauthenticated attacker could execute arbitrary code, cause a denial of service, or gain unauthorized access to your files or system.


US-CERT recommends that Internet Explorer users run Windows Update as soon as possible to apply the MS13-008 update.



January 15, 2013: Initial release

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