Delta Industrial Automation DOPSoft DPA File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability

2019-08-16T00:00:00
ID ZDI-19-718
Type zdi
Reporter kimiya of 9SG Security Team - kimiya@9sgsec.com
Modified 2019-06-22T00:00:00

Description

This vulnerability allows remote attackers to execute arbitrary code on affected instances of Delta Industrial Automation DOPSoft. 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 DPA files. The issue results from the lack of proper validation of user-supplied data, which can result in a read before the start of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.