Delta Industrial Automation TPEditor TPE File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

ID ZDI-19-830
Type zdi
Reporter kimiya of 9SG Security Team -
Modified 2019-06-22T00:00:00


This vulnerability allows remote attackers to execute arbitrary code on affected installations of Delta Industrial Automation TPEditor. 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 TPE files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.