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CVE-2021-42718

4.9 · MEDIUM

Information Disclosure in API in Replicated Replicated Classic versions prior to 2.53.1 on all platforms allows authenticated users with Admin Console access to retrieve sensitive data, including a…

Published Jan 23, 2025CWE-922EPSS 0.38%

Overview

CVE-2021-42718 is a medium-severity vulnerability. It was published on January 23, 2025 and has a CVSS 3.1 base score of 4.9 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.9, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

Information Disclosure in API in Replicated Replicated Classic versions prior to 2.53.1 on all platforms allows authenticated users with Admin Console access to retrieve sensitive data, including application secrets, via accessing container definitions with environment variables through the Admin Console API on port 8800.

This CVE was originally reserved in 2021 and later publicly disclosed by Replicated on their website on 21 October 2021. However, it mistakenly remained in the Reserved But Public (RBP) status with the CVE Numbering Authority (CNA). Please note that this product reached its end of life on 31 December 2024. Publishing this CVE with the CNA was required to comply with CNA rules, despite the fact that the issue was disclosed and fixed four years ago, and the affected product is no longer supported as of 2024.

Summary of VulnerabilityThis advisory discloses a low severity security vulnerability in the versions of Replicated Classic listed above (“Affected Replicated Cla

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

Refwww.replicated.com/cve-2021-42718

How CyberStrike helps

Frequently asked questions

What is CVE-2021-42718?

CVE-2021-42718 is a medium-severity vulnerability. It was published on January 23, 2025 and has a CVSS 3.1 base score of 4.9 (MEDIUM).

How severe is CVE-2021-42718?

This vulnerability has a CVSS 3.1 base score of 4.9, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-42718?

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-2021-42718?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-42718 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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