CVE-2022-21704
5.5 · MEDIUMOverview
CVE-2022-21704 is a medium-severity vulnerability affecting log4js_project log4js. 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
log4js-node is a port of log4js to node.js. In affected versions default file permissions for log files created by the file, fileSync and dateFile appenders are world-readable (in unix). This could cause problems if log files contain sensitive information. This would affect any users that have not supplied their own permissions for the files via the mode parameter in the config. Users are advised to update.
Remediation
Check the references section for vendor advisories and patches from log4js_project. Update log4js 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 |
|---|---|---|---|
| log4js_project | log4js | >= 0, < 6.4.0 | Affected |
References
Frequently Asked Questions
What is CVE-2022-21704?
CVE-2022-21704 is a medium-severity vulnerability affecting log4js_project log4js. It was published on January 19, 2022 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2022-21704?
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-2022-21704?
Check the references section for vendor advisories and patches from log4js_project. Update log4js 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-2022-21704?
CyberStrike's AI-powered security agents can automatically detect CVE-2022-21704 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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