CVE-2021-21269
7.7 · HIGHOverview
CVE-2021-21269 is a high-severity vulnerability affecting keymaker_project keymaker. It was published on January 20, 2021 and has a CVSS 3.1 base score of 7.7 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.7, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Keymaker is a Mastodon Community Finder based Matrix Community serverlist page Server. In Keymaker before version 0.2.0, the assets endpoint did not check for the extension. The rust `join` method without checking user input might have made it abe to do a Path Traversal attack causing to read more files than allowed. This is fixed in version 0.2.0.
Remediation
Check the references section for vendor advisories and patches from keymaker_project. Update keymaker 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 |
|---|---|---|---|
| keymaker_project | keymaker | >= 0, < 0.2.0 | Affected |
References
Frequently Asked Questions
What is CVE-2021-21269?
CVE-2021-21269 is a high-severity vulnerability affecting keymaker_project keymaker. It was published on January 20, 2021 and has a CVSS 3.1 base score of 7.7 (HIGH).
How severe is CVE-2021-21269?
This vulnerability has a CVSS 3.1 base score of 7.7, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-21269?
Check the references section for vendor advisories and patches from keymaker_project. Update keymaker 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-2021-21269?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-21269 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.
Automated penetration testing that runs continuously, not just quarterly.
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