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CVE-2020-6656

5.8 · MEDIUM

Eaton's easySoft software v7.xx prior to v7.22 are susceptible to file parsing type confusion remote code execution vulnerability.

Published Jan 7, 2021CWE-20EPSS 2.82%

Overview

CVE-2020-6656 is a medium-severity vulnerability. It was published on January 7, 2021 and has a CVSS 3.1 base score of 5.8 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.8, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Eaton's easySoft software v7.xx prior to v7.22 are susceptible to file parsing type confusion remote code execution vulnerability. A malicious entity can execute a malicious code or make the application crash by tricking user upload a malformed .E70 file in the application. The vulnerability arises due to improper validation of user data supplied through E70 file which is causing Type Confusion.

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-21-007-03Refwww.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/easySoft-eaton-vulnerability-advisory.pdfRefwww.zerodayinitiative.com/advisories/ZDI-20-1441/Refwww.zerodayinitiative.com/advisories/ZDI-20-1442/Refwww.zerodayinitiative.com/advisories/ZDI-20-1444/CISAus-cert.cisa.gov/ics/advisories/icsa-21-007-03Refwww.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/easySoft-eaton-vulnerability-advisory.pdfRefwww.zerodayinitiative.com/advisories/ZDI-20-1441/Refwww.zerodayinitiative.com/advisories/ZDI-20-1442/Refwww.zerodayinitiative.com/advisories/ZDI-20-1444/

How CyberStrike helps

Frequently asked questions

What is CVE-2020-6656?

CVE-2020-6656 is a medium-severity vulnerability. It was published on January 7, 2021 and has a CVSS 3.1 base score of 5.8 (MEDIUM).

How severe is CVE-2020-6656?

This vulnerability has a CVSS 3.1 base score of 5.8, rated MEDIUM. 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-2020-6656?

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-2020-6656?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-6656 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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