Advisory Details

October 13th, 2015

Adobe Reader DC U3D Use-After-Free Remote Code Execution Vulnerability

ZDI-15-508
ZDI-CAN-3101

CVE ID CVE-2015-7621
CVSS SCORE 6.8, (AV:N/AC:M/Au:N/C:P/I:P/A:P)
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 20623. 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 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 U3D objects. A specially crafted U3D object can force a dangling pointer to be reused after it has been freed. An attacker can leverage this vulnerability to execute code under 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/apsb15-24.html
DISCLOSURE TIMELINE
  • 2015-08-03 - Vulnerability reported to vendor
  • 2015-10-13 - Coordinated public release of advisory
CREDIT kdot
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