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Severity
High
Analysis Summary
CVE-2021-33019
This vulnerability allows remote attackers to execute arbitrary code on affected installations 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. A specific flaw exists within the parsing of TBK files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
Impact
- Code Execution
- Unauthorized Access
Affected Vendors
- Delta Industrial Automation
Affected Products
- DOPSoft Version 4.00.11 and prior
Remediation
Refers to ICS-CERT for the latest update and suggested workarounds. More details can be found at: