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HIGH · 7.5

CVE-2020-20813

Control Channel in OpenVPN 2.4.7 and earlier allows remote attackers to cause a denial of service via crafted reset packet.

Vulnerability Description

Control Channel in OpenVPN 2.4.7 and earlier allows remote attackers to cause a denial of service via crafted reset packet.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
OpenvpnOpenvpn<= 2.4.7

Related Weaknesses (CWE)

CWE-400

References

FAQ

What is CVE-2020-20813?

CVE-2020-20813 is a vulnerability with a CVSS score of 7.5 (HIGH). Control Channel in OpenVPN 2.4.7 and earlier allows remote attackers to cause a denial of service via crafted reset packet.

How severe is CVE-2020-20813?

CVE-2020-20813 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-2020-20813?

Check the references section above for vendor advisories and patch information. Affected products include: Openvpn Openvpn.