Phoenix Contact Automationworx BCP File Parsing Use-After-Free Remote Code Execution Vulnerability

2019-06-20T00:00:00
ID ZDI-19-578
Type zdi
Reporter kimiya, rgod, mdm of 9sg Security Team
Modified 2019-06-22T00:00:00

Description

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Phoenix Contact Automationworx. 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 parsing of BCP files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process.