CVE-2021-20836: Medium severity omron cx-supervisor vulnerability

Published Oct 19, 2021
·
Updated

Out-of-bounds read vulnerability in CX-Supervisor v4.0.0.13 and v4.0.0.16 allows an attacker with administrative privileges to cause information disclosure and/or arbitrary code execution by opening a specially crafted SCS project files.

Affected Software

2 affected components
Omron CX-Supervisor=4.0.0.13
Omron CX-Supervisor=4.0.0.16

Event History

Oct 19, 2021
CVE Published
via MITRE·02:00 AM
Data Sourced
via MITRE·02:00 AM
DescriptionWeakness
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Frequently Asked Questions

1

What is the vulnerability ID for this out-of-bounds read vulnerability?

The vulnerability ID is CVE-2021-20836.

2

Which software versions are affected by this vulnerability?

CX-Supervisor v4.0.0.13 and v4.0.0.16 are affected by this vulnerability.

3

What can an attacker with administrative privileges do with this vulnerability?

An attacker with administrative privileges can cause information disclosure and/or arbitrary code execution.

4

How can I fix this vulnerability?

Upgrade CX-Supervisor to a version that is not affected by this vulnerability.

5

What is the severity of CVE-2021-20836?

The severity of CVE-2021-20836 is medium with a CVSS score of 6.5.

Contact

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