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CVE-2020-27257

7.8 · HIGH

This vulnerability allows local attackers to execute arbitrary code due to the lack of proper validation of user-supplied data, which can result in a type-confusion condition in the Omron CX-One Ve…

Published Feb 9, 2021CWE-843EPSS 1.78%

Overview

CVE-2020-27257 is a high-severity vulnerability. It was published on February 9, 2021 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

This vulnerability allows local attackers to execute arbitrary code due to the lack of proper validation of user-supplied data, which can result in a type-confusion condition in the Omron CX-One Version 4.60 and prior devices.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

CISAus-cert.cisa.gov/ics/advisories/icsa-21-007-02Refwww.zerodayinitiative.com/advisories/ZDI-21-184/CISAus-cert.cisa.gov/ics/advisories/icsa-21-007-02Refwww.zerodayinitiative.com/advisories/ZDI-21-184/

How CyberStrike helps

Frequently asked questions

What is CVE-2020-27257?

CVE-2020-27257 is a high-severity vulnerability. It was published on February 9, 2021 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2020-27257?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2020-27257?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2020-27257?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-27257 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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