ZDI-21-509: Delta Industrial Automation CNCSoft-B DOPSoft DPA 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 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 past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Critical Manufacturing CNCSoft-B |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-21-509?
The severity of ZDI-21-509 is rated as critical due to its potential for remote code execution.
How do I fix ZDI-21-509?
To fix ZDI-21-509, update to the latest version of Delta Industrial Automation CNCSoft-B DOPSoft as recommended by the vendor.
What type of attack is ZDI-21-509 vulnerable to?
ZDI-21-509 is vulnerable to remote code execution attacks that require user interaction.
Which software is affected by ZDI-21-509?
ZDI-21-509 affects Delta Industrial Automation CNCSoft-B DOPSoft installations.
Is user interaction required to exploit ZDI-21-509?
Yes, user interaction is required for ZDI-21-509 because the target must visit a malicious page or open a malicious file.
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- agent/type
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- source/ZDI
- alias/ZDI-21-509
- alias/ZDI-CAN-12412
- alias/CVE-2021-22660
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- agent/event
- agent/softwarecombine
- vendor/delta industrial automation
- canonical/critical manufacturing cncsoft-b