(Pwn2Own) Adobe Reader DC Collab documentToStream Use-After-Free Remote Code Execution Vulnerability

ID ZDI-17-282
Type zdi
Reporter willj from Tencent PC Manager
Modified 2017-06-22T00:00:00


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 the Collab.documentToStream method. By manipulating a document's elements an attacker can cause a pointer to be reused after it has been freed. An attacker can leverage this vulnerability to execute arbitrary code under the context of the process.