Advisory Details

January 10th, 2017

Adobe Reader DC Font Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

ZDI-17-002
ZDI-CAN-4012

CVE ID CVE-2017-2941
CVSS SCORE 4.3, (AV:N/AC:M/Au:N/C:P/I:N/A:N)
AFFECTED VENDORS Adobe
AFFECTED PRODUCTS Acrobat Reader DC
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 26340. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS


This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Adobe Reader DC. 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 fonts embedded in PDF files. A crafted font can trigger a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.

ADDITIONAL DETAILS Adobe has issued an update to correct this vulnerability. More details can be found at:
https://helpx.adobe.com/security/products/acrobat/apsb17-01.html
DISCLOSURE TIMELINE
  • 2016-09-08 - Vulnerability reported to vendor
  • 2017-01-10 - Coordinated public release of advisory
CREDIT kdot
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