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CVE-2022-32140

MEDIUMCVSS 6.5/10EPSS 0.97%

Last modified

CVE-2022-32140 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Multiple CODESYS products are affected to a buffer overflow.A low privileged remote attacker may craft a request, which can cause a buffer copy without checking the size of the service, resulting in a denial-of-service condition. User Interaction is not required.. EPSS estimates a 0.97% chance of exploitation in the next 30 days.

Description

Multiple CODESYS products are affected to a buffer overflow.A low privileged remote attacker may craft a request, which can cause a buffer copy without checking the size of the service, resulting in a denial-of-service condition. User Interaction is not required.

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.97%

57.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CodesysPlcwinnt>= 2.0, < 2.4.7.57
CodesysRuntime Toolkit>= 2.0, < 2.4.7.57

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-32140?
Multiple CODESYS products are affected to a buffer overflow.A low privileged remote attacker may craft a request, which can cause a buffer copy without checking the size of the service, resulting in a denial-of-service condition. User Interaction is not required.
How severe is CVE-2022-32140?
CVE-2022-32140 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.97% probability of exploitation in the next 30 days.
How do I fix CVE-2022-32140?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-32140?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST