Advisory Details

June 28th, 2012

Apple Quicktime TeXML sampleData Element Parsing Remote Code Execution Vulnerability

CVE ID	CVE-2012-0663
CVSS SCORE	7.5, AV:N/AC:L/Au:N/C:P/I:P/A:P
AFFECTED VENDORS	Apple
AFFECTED PRODUCTS	QuickTime
TREND MICRO CUSTOMER PROTECTION	Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['12424']. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Apple Quicktime. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of XML elements within a TeXML file. Specifically, when handling the sampleData element the code within QuickTime3GPP.qtx does not properly validate the length of the data within a color sub-field before copying it into a fixed-length buffer on the stack. Exploitation of this vulnerability could allow a remote attacker to execute arbitrary code under the context of the user running Quicktime.
ADDITIONAL DETAILS	Apple has issued an update to correct this vulnerability. More details can be found at: http://support.apple.com/kb/HT1222
DISCLOSURE TIMELINE	2011-10-21 - Vulnerability reported to vendor 2012-06-28 - Coordinated public release of advisory
CREDIT	Alexander Gavrun

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