CVE-2023-39004
9.8 · CRITICALOverview
CVE-2023-39004 is a critical-severity vulnerability affecting opnsense opnsense. It was published on August 9, 2023 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Insecure permissions in the configuration directory (/conf/) of OPNsense Community Edition before 23.7 and Business Edition before 23.4.2 allow attackers to access sensitive information (e.g., hashed root password) which could lead to privilege escalation.
Remediation
Check the references section for vendor advisories and patches from opnsense. Update opnsense 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 |
|---|---|---|---|
| opnsense | opnsense | >= 0, < 23.7 | Affected |
Frequently Asked Questions
What is CVE-2023-39004?
CVE-2023-39004 is a critical-severity vulnerability affecting opnsense opnsense. It was published on August 9, 2023 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2023-39004?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2023-39004?
Check the references section for vendor advisories and patches from opnsense. Update opnsense 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-2023-39004?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-39004 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
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