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 Beaglebone SL | <4.2.0.0 | |
| CODESYS Control for empc-a/imx6 | <4.2.0.0 | |
| CODESYS Control for IoT2000 | <4.2.0.0 | |
| CODESYS Control for Linux SL | <=4.2.0.0 | |
| CODESYS control pfc100 sl | <4.2.0.0 | |
| CODESYS Control for pfc200 SL | <4.2.0.0 | |
| CODESYS Control for PLCnext SL | <4.2.0.0 | |
| CODESYS Control Raspberry Pi SL | <4.2.0.0 | |
| CODESYS Control | <4.2.0.0 | |
| CODESYS Control Runtime System Toolkit | <3.5.17.10 | |
| CODESYS Control RTE | <3.5.17.10 | |
| CODESYS Runtime System Toolkit | <3.5.17.10 | |
| CODESYS Control Win SL | <3.5.17.10 | |
| CODESYS Remote Target Visu Toolkit | <3.5.17.10 | |
| CODESYS HMI (SL) | <3.5.17.10 | |
| CODESYS Remote Target Visu Toolkit | <3.5.17.10 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
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=)
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/severity
- agent/last-modified-date
- agent/references
- agent/weakness
- agent/description
- agent/first-publish-date
- agent/author
- agent/event
- agent/source
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/codesys
- canonical/codesys control beaglebone sl
- canonical/codesys control for empc-a/imx6
- canonical/codesys control for iot2000
- canonical/codesys control for linux sl
- version/codesys control for linux sl/4.2.0.0
- canonical/codesys control pfc100 sl
- canonical/codesys control for pfc200 sl
- canonical/codesys control for plcnext sl
- canonical/codesys control raspberry pi sl
- canonical/codesys control
- canonical/codesys control runtime system toolkit
- canonical/codesys control rte
- canonical/codesys runtime system toolkit
- canonical/codesys control win sl
- canonical/codesys remote target visu toolkit
- canonical/codesys hmi (sl)