Advisory Details

October 11th, 2013

Microsoft Windows OpenType Font Parsing Persistent Denial-of-Service Vulnerability

ZDI-13-237
ZDI-CAN-1754

CVE ID CVE-2013-3128
CVSS SCORE 7.1, (AV:N/AC:M/Au:N/C:N/I:N/A:C)
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Windows XP SP3
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 13235. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS


This vulnerability allows remote attackers to causes a persistent Denial-of-Service on machines running vulnerable versions of Microsoft Windows. User interaction is required to exploit this vulnerability in that the target must open a vulnerable font.

The specific flaw exists within the handling of OpenType Fonts in the Windows Kernel. The machine will immediately crash and be unable to restart if a user attempts to use the malicious font.

ADDITIONAL DETAILS Microsoft has issued an update to correct this vulnerability. More details can be found at:
https://technet.microsoft.com/en-us/security/bulletin/ms13-081
DISCLOSURE TIMELINE
  • 2013-02-22 - Vulnerability reported to vendor
  • 2013-10-11 - Coordinated public release of advisory
CREDIT Anonymous
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