Vulnerability Monitor

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CVE-2020-15078

OpenVPN 2.5.1 and earlier versions allows a remote attackers to bypass authentication and access control channel data on servers configured with deferred authentication, which can be used to potentially trigger further information leaks.

Published

2021-04-26T14:15:08.623

Last Modified

2024-11-21T05:04:45.900

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-305
  • Type: Primary
    CWE-306
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application openvpn openvpn < 2.4.11 Yes
Application openvpn openvpn < 2.5.2 Yes
Operating System fedoraproject fedora 32 Yes
Operating System fedoraproject fedora 33 Yes
Operating System fedoraproject fedora 34 Yes
Operating System canonical ubuntu_linux 18.04 Yes
Operating System canonical ubuntu_linux 20.04 Yes
Operating System canonical ubuntu_linux 20.10 Yes
Operating System canonical ubuntu_linux 21.04 Yes
Operating System debian debian_linux 9.0 Yes
References