Advisory Details

February 9th, 2016

Microsoft Reader Uninitialized Pointer Remote Code Execution Vulnerability

ZDI-16-156
ZDI-CAN-3252

CVE ID CVE-2016-0046
CVSS SCORE 6.8, (AV:N/AC:M/Au:N/C:P/I:P/A:P)
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Reader
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 20823. 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 Reader. 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 handling of PDF files. By providing a malformed PDF file, an attacker can cause an uninitialized pointer to be dereferenced. An attacker could leverage this to execute arbitrary code under the context of the process.

ADDITIONAL DETAILS Microsoft has issued an update to correct this vulnerability. More details can be found at:
https://technet.microsoft.com/en-us/library/security/ms16-012.aspx
DISCLOSURE TIMELINE
  • 2015-09-13 - Vulnerability reported to vendor
  • 2016-02-09 - Coordinated public release of advisory
CREDIT Jaanus Kp
Clarified Security
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