LDAP Authentication Bypass in OpenVPN Access Server by OpenVPN
CVE-2020-8953

9.8CRITICAL

Key Information:

Vendor

Openvpn
Status
Openvpn Access Server
Vendor
CVE Published:
13 February 2020

What is CVE-2020-8953?

OpenVPN Access Server versions prior to 2.8.1 have a vulnerability that allows an attacker to bypass LDAP authentication. This issue arises when a user is not enrolled in two-factor authentication, leaving them susceptible to unauthorized access. It's critical for administrators to upgrade to the latest version to mitigate the risk associated with this vulnerability.

References

https://openvpn.net/security-advisories/
x_refsource_CONFIRM

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.