ZDI-21-042: Delta Industrial Automation CNCSoft-B DOPSoft XLS File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Delta Industrial Automation CNCSoft-B. 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 XLS files in the DOPSoft application. 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 data structure. An attacker can leverage this vulnerability to execute code in the context of the current process.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-21-042?
The severity of ZDI-21-042 is critical due to the potential for arbitrary code execution.
How do I fix ZDI-21-042?
To fix ZDI-21-042, update Delta Industrial Automation CNCSoft-B to the latest version provided by the vendor.
What types of attacks are possible with ZDI-21-042?
ZDI-21-042 allows remote attackers to execute arbitrary code on affected installations.
Is user interaction required to exploit ZDI-21-042?
Yes, user interaction is required as the target must visit a malicious page or open a malicious file.
Which software is affected by ZDI-21-042?
ZDI-21-042 affects Delta Industrial Automation CNCSoft-B installations.