CVE-2019-18858: Buffer Overflow
First published: Wed Nov 20 2019(Updated: )
CODESYS 3 web server before 3.5.15.20, as distributed with CODESYS Control runtime systems, has a Buffer Overflow.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| CODESYS Control for Beaglebone SL | <3.5.15.20 | |
| CODESYS Control for empc-a/imx6 | <3.5.15.20 | |
| CODESYS Control for IoT2000 | <3.5.15.20 | |
| CODESYS Control for Linux | <3.5.15.20 | |
| CODESYS Control for PFC100 SL | <3.5.15.20 | |
| CODESYS Control for pfc200 SL | <3.5.15.20 | |
| CODESYS Control for plcnext | <3.5.15.20 | |
| CODESYS Control for Raspberry Pi SL | <3.5.15.20 | |
| CODESYS Control Runtime System Toolkit | <3.5.15.20 | |
| CODESYS Runtime System Toolkit | <3.5.15.20 | |
| CODESYS Control | <3.5.15.20 | |
| CODESYS Remote Target Visu Toolkit | <3.5.15.20 | |
| CODESYS HMI (SL) | <3.5.15.20 | |
| CODESYS Remote Target Visu Toolkit | <3.5.15.20 |
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Reference Links
Frequently Asked Questions
What is CVE-2019-18858?
CVE-2019-18858 is a vulnerability in the CODESYS 3 web server, before version 3.5.15.20, that could lead to a buffer overflow.
How severe is CVE-2019-18858?
CVE-2019-18858 has a severity score of 9.8, making it a critical vulnerability.
Which software versions are affected by CVE-2019-18858?
CODESYS Control runtime systems with versions up to (but not including) 3.5.15.20 are affected by CVE-2019-18858.
How can I fix CVE-2019-18858?
To fix CVE-2019-18858, it is recommended to update CODESYS Control runtime systems to version 3.5.15.20 or later.
What is the Common Weakness Enumeration (CWE) ID for CVE-2019-18858?
CVE-2019-18858 is associated with CWE-119 and CWE-120.
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- source/MITRE
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- agent/weakness
- agent/severity
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- agent/author
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- agent/description
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- agent/tags
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/codesys
- canonical/codesys control for beaglebone sl
- canonical/codesys control for empc-a/imx6
- canonical/codesys control for iot2000
- canonical/codesys control for linux
- canonical/codesys control for pfc100 sl
- canonical/codesys control for pfc200 sl
- canonical/codesys control for plcnext
- canonical/codesys control for raspberry pi sl
- canonical/codesys control runtime system toolkit
- canonical/codesys runtime system toolkit
- canonical/codesys control
- canonical/codesys remote target visu toolkit
- canonical/codesys hmi (sl)