Vulnerability Description
An issue was discovered in OpenVPN Access Server before 2.7.0 and 2.8.x before 2.8.3. With the full featured RPC2 interface enabled, it is possible to achieve a temporary DoS state of the management interface when sending an XML Entity Expansion (XEE) payload to the XMLRPC based RPC2 interface. The duration of the DoS state depends on available memory and CPU speed. The default restricted mode of the RPC2 interface is NOT vulnerable.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openvpn | Openvpn Access Server | < 2.7.0 |
Related Weaknesses (CWE)
References
- https://openvpn.net/vpn-server-resources/release-notes/#Release_notes_for_OpenVPRelease NotesVendor Advisory
- https://openvpn.net/vpn-server-resources/release-notes/#Release_notes_for_OpenVPRelease NotesVendor Advisory
FAQ
What is CVE-2020-11462?
CVE-2020-11462 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue was discovered in OpenVPN Access Server before 2.7.0 and 2.8.x before 2.8.3. With the full featured RPC2 interface enabled, it is possible to achieve a temporary DoS state of the management i...
How severe is CVE-2020-11462?
CVE-2020-11462 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-11462?
Check the references section above for vendor advisories and patch information. Affected products include: Openvpn Openvpn Access Server.