Foxit Reader Revision Number Use-After-Free Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit 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 an object’s revision number. A specially crafted object with a specific revision number in a PDF file can force a dangling pointer to be reused after it has been freed. An attacker could leverage this vulnerability to execute arbitrary code under the context of the current process.