UBUNTU-CVE-2022-0547

See a problem?
Source
https://ubuntu.com/security/notices/UBUNTU-CVE-2022-0547
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-0547.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2022-0547
Related
Published
2022-03-18T18:15:00Z
Modified
2022-03-18T18:15:00Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

OpenVPN 2.1 until v2.4.12 and v2.5.6 may enable authentication bypass in external authentication plug-ins when more than one of them makes use of deferred authentication replies, which allows an external user to be granted access with only partially correct credentials.

References

Affected packages

Ubuntu:Pro:14.04:LTS / openvpn

Package

Name
openvpn
Purl
pkg:deb/ubuntu/openvpn@2.3.2-7ubuntu3.2+esm1?arch=src?distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.3.2-7ubuntu3.2+esm1

Affected versions

2.*

2.3.2-4ubuntu1
2.3.2-5ubuntu1
2.3.2-7ubuntu1
2.3.2-7ubuntu2
2.3.2-7ubuntu3
2.3.2-7ubuntu3.1
2.3.2-7ubuntu3.2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "openvpn-dbgsym": "2.3.2-7ubuntu3.2+esm1",
            "openvpn": "2.3.2-7ubuntu3.2+esm1"
        }
    ]
}

Ubuntu:Pro:16.04:LTS / openvpn

Package

Name
openvpn
Purl
pkg:deb/ubuntu/openvpn@2.3.10-1ubuntu2.2+esm1?arch=src?distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.3.10-1ubuntu2.2+esm1

Affected versions

2.*

2.3.7-1ubuntu1
2.3.7-2ubuntu1
2.3.8-1ubuntu1
2.3.10-1ubuntu1
2.3.10-1ubuntu2
2.3.10-1ubuntu2.1
2.3.10-1ubuntu2.2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "openvpn-dbgsym": "2.3.10-1ubuntu2.2+esm1",
            "openvpn": "2.3.10-1ubuntu2.2+esm1"
        }
    ]
}

Ubuntu:18.04:LTS / openvpn

Package

Name
openvpn
Purl
pkg:deb/ubuntu/openvpn@2.4.4-2ubuntu1.7?arch=src?distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.4-2ubuntu1.7

Affected versions

2.*

2.4.3-4ubuntu1
2.4.4-1ubuntu1
2.4.4-2ubuntu1
2.4.4-2ubuntu1.1
2.4.4-2ubuntu1.2
2.4.4-2ubuntu1.3
2.4.4-2ubuntu1.5
2.4.4-2ubuntu1.6

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "openvpn-dbgsym": "2.4.4-2ubuntu1.7",
            "openvpn": "2.4.4-2ubuntu1.7"
        }
    ]
}

Ubuntu:20.04:LTS / openvpn

Package

Name
openvpn
Purl
pkg:deb/ubuntu/openvpn@2.4.7-1ubuntu2.20.04.4?arch=src?distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.7-1ubuntu2.20.04.4

Affected versions

2.*

2.4.7-1ubuntu2
2.4.7-1ubuntu2.20.04.2
2.4.7-1ubuntu2.20.04.3

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "openvpn-dbgsym": "2.4.7-1ubuntu2.20.04.4",
            "openvpn": "2.4.7-1ubuntu2.20.04.4"
        }
    ]
}

Ubuntu:22.04:LTS / openvpn

Package

Name
openvpn
Purl
pkg:deb/ubuntu/openvpn@2.5.5-1ubuntu3?arch=src?distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.5-1ubuntu3

Affected versions

2.*

2.5.1-3ubuntu1
2.5.1-3ubuntu2
2.5.1-3ubuntu4
2.5.1-3ubuntu5
2.5.5-1ubuntu1

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "openvpn-dbgsym": "2.5.5-1ubuntu3",
            "openvpn": "2.5.5-1ubuntu3"
        }
    ]
}