CVE-2021-4016
4.0 · MEDIUMOverview
CVE-2021-4016 is a medium-severity vulnerability affecting rapid7 insight_agent. It was published on January 21, 2022 and has a CVSS 3.1 base score of 4.0 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.0, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
Rapid7 Insight Agent, versions prior to 3.1.3, suffer from an improper access control vulnerability whereby, the user has access to the snapshot directory. An attacker can access, read and copy any of the files in this directory e.g. asset_info.json or file_info.json, leading to a loss of confidentiality. This issue was fixed in Rapid7 Insight Agent 3.1.3.
Remediation
Check the references section for vendor advisories and patches from rapid7. Update insight_agent 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 |
|---|---|---|---|
| rapid7 | insight_agent | >= 0, < 3.1.3 | Affected |
Frequently Asked Questions
What is CVE-2021-4016?
CVE-2021-4016 is a medium-severity vulnerability affecting rapid7 insight_agent. It was published on January 21, 2022 and has a CVSS 3.1 base score of 4.0 (MEDIUM).
How severe is CVE-2021-4016?
This vulnerability has a CVSS 3.1 base score of 4.0, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-4016?
Check the references section for vendor advisories and patches from rapid7. Update insight_agent 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-2021-4016?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-4016 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.
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