CVE-2021-33485: Buffer Overflow
First published: Tue Aug 03 2021(Updated: )
CODESYS Control Runtime system before 3.5.17.10 has a Heap-based Buffer Overflow.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Codesys Control | <4.2.0.0 | |
| Codesys Control | <4.2.0.0 | |
| Codesys Control | <4.2.0.0 | |
| Codesys Control | <=4.2.0.0 | |
| Codesys Control | <4.2.0.0 | |
| Codesys Control | <4.2.0.0 | |
| Codesys Control | <4.2.0.0 | |
| Codesys Control | <4.2.0.0 | |
| Codesys Control | <4.2.0.0 | |
| Codesys Control Rte | <3.5.17.10 | |
| Codesys Control Rte | <3.5.17.10 | |
| Codesys Control Runtime System Toolkit | <3.5.17.10 | |
| Codesys Control Win Sl | <3.5.17.10 | |
| Codesys Embedded Target Visu Toolkit | <3.5.17.10 | |
| Codesys Hmi | <3.5.17.10 | |
| Codesys Remote Target Visu Toolkit | <3.5.17.10 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-33485?
CVE-2021-33485 is a vulnerability in the CODESYS Control Runtime system before version 3.5.17.10, leading to a heap-based buffer overflow.
How severe is CVE-2021-33485?
CVE-2021-33485 has a severity rating of 9.8 (critical).
Which software is affected by CVE-2021-33485?
CODESYS Control Runtime system versions before 3.5.17.10 are affected. This includes Codesys Control, Codesys Control Rte, Codesys Control Runtime System Toolkit, and other related software.
How can I fix CVE-2021-33485?
To fix CVE-2021-33485, users should upgrade their CODESYS Control Runtime system to version 3.5.17.10 or later.
What are the references for CVE-2021-33485?
You can find more information about CVE-2021-33485 at the following link: [https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14805&token=f0b86f99bb302ddd4aadec483aed5f5d3fddbf1a&download=](https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14805&token=f0b86f99bb302ddd4aadec483aed5f5d3fddbf1a&download=)
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