CVE-2021-30191

Description

CODESYS V2 Web-Server before 1.1.9.20 has a a Buffer Copy without Checking the Size of the Input.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.41%
Vendor Advisory codesys.com Vendor Advisory codesys.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://customers.codesys.com/index.php vendor advisory permissions required
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14726&token=553da5d11234bbe1ceed59969d419a71bb8c8747&download= vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-30191?
CVE-2021-30191 has been scored as a high severity vulnerability.
How to fix CVE-2021-30191?
To fix CVE-2021-30191, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-30191 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-30191 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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