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CVE-2020-26894

7.8 · HIGH

LiveCode v9.6.1 on Windows allows local, low-privileged users to gain privileges by creating a malicious "cmd.exe" in the folder of the vulnerable LiveCode application.

Published Oct 8, 2020CWE-427EPSS 0.43%

Overview

CVE-2020-26894 is a high-severity vulnerability. It was published on October 8, 2020 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. Some level of privileges is required for exploitation.

Technical description

LiveCode v9.6.1 on Windows allows local, low-privileged users to gain privileges by creating a malicious "cmd.exe" in the folder of the vulnerable LiveCode application. If the application is using LiveCode's "shell()" function, it will attempt to search for "cmd.exe" in the folder of the current application and run the malicious "cmd.exe".

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

GitHubgithub.com/livecode/livecode/pull/7454Refjohn-woodman.com/posts/LiveCode-Privilege-Escalation-Vulnerability/Refquality.livecode.com/show_bug.cgi?id=22942GitHubgithub.com/livecode/livecode/pull/7454Refjohn-woodman.com/posts/LiveCode-Privilege-Escalation-Vulnerability/Refquality.livecode.com/show_bug.cgi?id=22942

How CyberStrike helps

Frequently asked questions

What is CVE-2020-26894?

CVE-2020-26894 is a high-severity vulnerability. It was published on October 8, 2020 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2020-26894?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2020-26894?

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-2020-26894?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-26894 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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