Advisory Details

March 10th, 2015

Microsoft Windows Text Services Out-Of-Bounds Memory Access Remote Code Execution Vulnerability

ZDI-15-076
ZDI-CAN-2571

CVE ID CVE-2015-0081
CVSS SCORE 6.8, (AV:N/AC:M/Au:N/C:P/I:P/A:P)
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Windows
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 16929. 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 Windows. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The vulnerability relates to how Windows Text Services processes certain objects. By opening a malformed document, an attacker can force MSCFT.dll to access memory outside the bounds of an array. 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:
https://technet.microsoft.com/library/security/MS15-020
DISCLOSURE TIMELINE
  • 2014-10-31 - Vulnerability reported to vendor
  • 2015-03-10 - Coordinated public release of advisory
CREDIT Garage4Hackers
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