CVE-2021-31821
5.5 · MEDIUMOverview
CVE-2021-31821 is a medium-severity vulnerability affecting octopus tentacle. It was published on January 19, 2022 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
When the Windows Tentacle docker image starts up it logs all the commands that it runs along with the arguments, which writes the Octopus Server API key in plaintext. This does not affect the Linux Docker image
Remediation
Check the references section for vendor advisories and patches from octopus. Update tentacle to the latest patched version. 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.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| octopus | tentacle | >= 0, < 6.1.1266 | Affected |
Frequently Asked Questions
What is CVE-2021-31821?
CVE-2021-31821 is a medium-severity vulnerability affecting octopus tentacle. It was published on January 19, 2022 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2021-31821?
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-31821?
Check the references section for vendor advisories and patches from octopus. Update tentacle to the latest patched version. 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-2021-31821?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-31821 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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