Advisory Details

September 11th, 2013

Microsoft Visio Buffer Overflow Remote Code Execution Vulnerability

ZDI-13-215
ZDI-CAN-1799

CVE ID CVE-2013-3863
CVSS SCORE 6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Office Visio
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['13176']. 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 Microsoft Visio. 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 VST files. The issue lies in the failure to validate a length specified by the file before using it as a size in a memcpy. An attacker can leverage this vulnerability to execute code under the context of the current process.

ADDITIONAL DETAILS Microsoft has issued an update to correct this vulnerability. More details can be found at:
http://technet.microsoft.com/security/bulletin/MS13-070
DISCLOSURE TIMELINE
  • 2013-04-16 - Vulnerability reported to vendor
  • 2013-09-11 - Coordinated public release of advisory
CREDIT G. Geshev
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