ZDI-21-041: Delta Industrial Automation CNCSoft-B DOPSoft XLS File Parsing Out-Of-Bounds Write 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 write 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 | Affected Version | How to fix |
|---|---|---|
| Delta Industrial Automation CNCSoft-B DOPSoft |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-21-041?
The severity of ZDI-21-041 is high, as it allows remote code execution with user interaction.
How do I fix ZDI-21-041?
To fix ZDI-21-041, ensure that you apply the latest security patches provided by Delta Industrial Automation for CNCSoft-B.
What types of attacks can ZDI-21-041 enable?
ZDI-21-041 can enable remote attackers to execute arbitrary code, potentially compromising system integrity.
What is required to exploit ZDI-21-041?
Exploitation of ZDI-21-041 requires user interaction, such as visiting a malicious page or opening a malicious file.
Which software is affected by ZDI-21-041?
ZDI-21-041 affects Delta Industrial Automation's CNCSoft-B software.
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