CVE-2023-46849
7.5 · HIGHOverview
CVE-2023-46849 is a high-severity vulnerability affecting openvpn openvpn. It was published on November 11, 2023 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Using the --fragment option in certain configuration setups OpenVPN version 2.6.0 to 2.6.6 allows an attacker to trigger a divide by zero behaviour which could cause an application crash, leading to a denial of service.
Remediation
Check the references section for vendor advisories and patches from openvpn. Update openvpn 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 |
|---|---|---|---|
| openvpn | openvpn | 2.6.0 | Affected |
| openvpn | openvpn_access_server | 2.11.0 | Affected |
References
Frequently Asked Questions
What is CVE-2023-46849?
CVE-2023-46849 is a high-severity vulnerability affecting openvpn openvpn. It was published on November 11, 2023 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2023-46849?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2023-46849?
Check the references section for vendor advisories and patches from openvpn. Update openvpn 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-2023-46849?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-46849 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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Browser-based exploitation validates findings with real proof-of-concept.
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