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Acrobat Reader DC XFA FormSubform Use-After-Free Remote Code Execution Vulnerability

Reference ID: SSA-1611
Publication date: 11.10.2016
Severity: critical

Affected products/versions: Acrobat Reader DC

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Adobe Acrobat 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 FormSubform objects. The process does not properly validate the existence of an object prior to performing operations on it. An attacker can leverage this vulnerability to execute code under the context of the current process.

References:
ZDI-16-560
CVE-2016-6953
Adobe Security Bulletin APSB16-33