CVE-2022-0547

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Please try reporting it to the source first.
Source
https://nvd.nist.gov/vuln/detail/CVE-2022-0547
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-0547.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-0547
Related
Published
2022-03-18T18:15:12Z
Modified
2025-03-08T11:43:20.842233Z
Downstream
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

Alpine:v3.12 / openvpn

Package

Name
openvpn
Purl
pkg:apk/alpine/openvpn?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.12-r0

Affected versions

2.*

2.0.9-r0
2.0.9-r1
2.0.9-r2
2.1.1-r0
2.1.1-r1
2.1.1-r2
2.1.3-r0
2.1.4-r0
2.1.4-r1
2.2.0-r0
2.2.0-r1
2.2.0-r2
2.2.2-r0
2.3.0-r0
2.3.1-r0
2.3.2-r0
2.3.2-r1
2.3.2-r2
2.3.3-r0
2.3.4-r0
2.3.5-r0
2.3.6-r0
2.3.6-r1
2.3.7-r0
2.3.8-r0
2.3.8-r1
2.3.9-r0
2.3.10-r0
2.3.10-r1
2.3.10-r2
2.3.11-r0
2.3.12-r0
2.3.12-r1
2.3.14-r0
2.4.0-r0
2.4.1-r0
2.4.1-r1
2.4.2-r0
2.4.3-r0
2.4.4-r0
2.4.4-r1
2.4.5-r0
2.4.5-r1
2.4.6-r0
2.4.6-r1
2.4.6-r2
2.4.6-r3
2.4.6-r4
2.4.6-r5
2.4.7-r0
2.4.7-r1
2.4.8-r0
2.4.8-r1
2.4.8-r2
2.4.8-r3
2.4.8-r4
2.4.9-r0
2.4.10-r0
2.4.11-r0

Alpine:v3.13 / openvpn

Package

Name
openvpn
Purl
pkg:apk/alpine/openvpn?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.6-r0

Affected versions

2.*

2.0.9-r0
2.0.9-r1
2.0.9-r2
2.1.1-r0
2.1.1-r1
2.1.1-r2
2.1.3-r0
2.1.4-r0
2.1.4-r1
2.2.0-r0
2.2.0-r1
2.2.0-r2
2.2.2-r0
2.3.0-r0
2.3.1-r0
2.3.2-r0
2.3.2-r1
2.3.2-r2
2.3.3-r0
2.3.4-r0
2.3.5-r0
2.3.6-r0
2.3.6-r1
2.3.7-r0
2.3.8-r0
2.3.8-r1
2.3.9-r0
2.3.10-r0
2.3.10-r1
2.3.10-r2
2.3.11-r0
2.3.12-r0
2.3.12-r1
2.3.14-r0
2.4.0-r0
2.4.1-r0
2.4.1-r1
2.4.2-r0
2.4.3-r0
2.4.4-r0
2.4.4-r1
2.4.5-r0
2.4.5-r1
2.4.6-r0
2.4.6-r1
2.4.6-r2
2.4.6-r3
2.4.6-r4
2.4.6-r5
2.4.7-r0
2.4.7-r1
2.4.8-r0
2.4.8-r1
2.4.8-r2
2.4.8-r3
2.4.8-r4
2.4.9-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.2-r0
2.5.3-r0
2.5.4-r0
2.5.5-r0

Alpine:v3.14 / openvpn

Package

Name
openvpn
Purl
pkg:apk/alpine/openvpn?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.6-r0

Affected versions

2.*

2.0.9-r0
2.0.9-r1
2.0.9-r2
2.1.1-r0
2.1.1-r1
2.1.1-r2
2.1.3-r0
2.1.4-r0
2.1.4-r1
2.2.0-r0
2.2.0-r1
2.2.0-r2
2.2.2-r0
2.3.0-r0
2.3.1-r0
2.3.2-r0
2.3.2-r1
2.3.2-r2
2.3.3-r0
2.3.4-r0
2.3.5-r0
2.3.6-r0
2.3.6-r1
2.3.7-r0
2.3.8-r0
2.3.8-r1
2.3.9-r0
2.3.10-r0
2.3.10-r1
2.3.10-r2
2.3.11-r0
2.3.12-r0
2.3.12-r1
2.3.14-r0
2.4.0-r0
2.4.1-r0
2.4.1-r1
2.4.2-r0
2.4.3-r0
2.4.4-r0
2.4.4-r1
2.4.5-r0
2.4.5-r1
2.4.6-r0
2.4.6-r1
2.4.6-r2
2.4.6-r3
2.4.6-r4
2.4.6-r5
2.4.7-r0
2.4.7-r1
2.4.8-r0
2.4.8-r1
2.4.8-r2
2.4.8-r3
2.4.8-r4
2.4.9-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.2-r0
2.5.3-r0
2.5.4-r0
2.5.5-r0

Alpine:v3.15 / openvpn

Package

Name
openvpn
Purl
pkg:apk/alpine/openvpn?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.6-r0

Affected versions

2.*

2.0.9-r0
2.0.9-r1
2.0.9-r2
2.1.1-r0
2.1.1-r1
2.1.1-r2
2.1.3-r0
2.1.4-r0
2.1.4-r1
2.2.0-r0
2.2.0-r1
2.2.0-r2
2.2.2-r0
2.3.0-r0
2.3.1-r0
2.3.2-r0
2.3.2-r1
2.3.2-r2
2.3.3-r0
2.3.4-r0
2.3.5-r0
2.3.6-r0
2.3.6-r1
2.3.7-r0
2.3.8-r0
2.3.8-r1
2.3.9-r0
2.3.10-r0
2.3.10-r1
2.3.10-r2
2.3.11-r0
2.3.12-r0
2.3.12-r1
2.3.14-r0
2.4.0-r0
2.4.1-r0
2.4.1-r1
2.4.2-r0
2.4.3-r0
2.4.4-r0
2.4.4-r1
2.4.5-r0
2.4.5-r1
2.4.6-r0
2.4.6-r1
2.4.6-r2
2.4.6-r3
2.4.6-r4
2.4.6-r5
2.4.7-r0
2.4.7-r1
2.4.8-r0
2.4.8-r1
2.4.8-r2
2.4.8-r3
2.4.8-r4
2.4.9-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.2-r0
2.5.3-r0
2.5.3-r1
2.5.4-r0
2.5.5-r0

Alpine:v3.16 / openvpn

Package

Name
openvpn
Purl
pkg:apk/alpine/openvpn?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.6-r0

Affected versions

2.*

2.0.9-r0
2.0.9-r1
2.0.9-r2
2.1.1-r0
2.1.1-r1
2.1.1-r2
2.1.3-r0
2.1.4-r0
2.1.4-r1
2.2.0-r0
2.2.0-r1
2.2.0-r2
2.2.2-r0
2.3.0-r0
2.3.1-r0
2.3.2-r0
2.3.2-r1
2.3.2-r2
2.3.3-r0
2.3.4-r0
2.3.5-r0
2.3.6-r0
2.3.6-r1
2.3.7-r0
2.3.8-r0
2.3.8-r1
2.3.9-r0
2.3.10-r0
2.3.10-r1
2.3.10-r2
2.3.11-r0
2.3.12-r0
2.3.12-r1
2.3.14-r0
2.4.0-r0
2.4.1-r0
2.4.1-r1
2.4.2-r0
2.4.3-r0
2.4.4-r0
2.4.4-r1
2.4.5-r0
2.4.5-r1
2.4.6-r0
2.4.6-r1
2.4.6-r2
2.4.6-r3
2.4.6-r4
2.4.6-r5
2.4.7-r0
2.4.7-r1
2.4.8-r0
2.4.8-r1
2.4.8-r2
2.4.8-r3
2.4.8-r4
2.4.9-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.2-r0
2.5.3-r0
2.5.3-r1
2.5.4-r0
2.5.4-r1
2.5.5-r0

Alpine:v3.17 / openvpn

Package

Name
openvpn
Purl
pkg:apk/alpine/openvpn?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.6-r0

Affected versions

2.*

2.0.9-r0
2.0.9-r1
2.0.9-r2
2.1.1-r0
2.1.1-r1
2.1.1-r2
2.1.3-r0
2.1.4-r0
2.1.4-r1
2.2.0-r0
2.2.0-r1
2.2.0-r2
2.2.2-r0
2.3.0-r0
2.3.1-r0
2.3.2-r0
2.3.2-r1
2.3.2-r2
2.3.3-r0
2.3.4-r0
2.3.5-r0
2.3.6-r0
2.3.6-r1
2.3.7-r0
2.3.8-r0
2.3.8-r1
2.3.9-r0
2.3.10-r0
2.3.10-r1
2.3.10-r2
2.3.11-r0
2.3.12-r0
2.3.12-r1
2.3.14-r0
2.4.0-r0
2.4.1-r0
2.4.1-r1
2.4.2-r0
2.4.3-r0
2.4.4-r0
2.4.4-r1
2.4.5-r0
2.4.5-r1
2.4.6-r0
2.4.6-r1
2.4.6-r2
2.4.6-r3
2.4.6-r4
2.4.6-r5
2.4.7-r0
2.4.7-r1
2.4.8-r0
2.4.8-r1
2.4.8-r2
2.4.8-r3
2.4.8-r4
2.4.9-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.2-r0
2.5.3-r0
2.5.3-r1
2.5.4-r0
2.5.4-r1
2.5.5-r0

Alpine:v3.18 / openvpn

Package

Name
openvpn
Purl
pkg:apk/alpine/openvpn?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.6-r0

Affected versions

2.*

2.0.9-r0
2.0.9-r1
2.0.9-r2
2.1.1-r0
2.1.1-r1
2.1.1-r2
2.1.3-r0
2.1.4-r0
2.1.4-r1
2.2.0-r0
2.2.0-r1
2.2.0-r2
2.2.2-r0
2.3.0-r0
2.3.1-r0
2.3.2-r0
2.3.2-r1
2.3.2-r2
2.3.3-r0
2.3.4-r0
2.3.5-r0
2.3.6-r0
2.3.6-r1
2.3.7-r0
2.3.8-r0
2.3.8-r1
2.3.9-r0
2.3.10-r0
2.3.10-r1
2.3.10-r2
2.3.11-r0
2.3.12-r0
2.3.12-r1
2.3.14-r0
2.4.0-r0
2.4.1-r0
2.4.1-r1
2.4.2-r0
2.4.3-r0
2.4.4-r0
2.4.4-r1
2.4.5-r0
2.4.5-r1
2.4.6-r0
2.4.6-r1
2.4.6-r2
2.4.6-r3
2.4.6-r4
2.4.6-r5
2.4.7-r0
2.4.7-r1
2.4.8-r0
2.4.8-r1
2.4.8-r2
2.4.8-r3
2.4.8-r4
2.4.9-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.2-r0
2.5.3-r0
2.5.3-r1
2.5.4-r0
2.5.4-r1
2.5.5-r0

Alpine:v3.19 / openvpn

Package

Name
openvpn
Purl
pkg:apk/alpine/openvpn?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.6-r0

Affected versions

2.*

2.0.9-r0
2.0.9-r1
2.0.9-r2
2.1.1-r0
2.1.1-r1
2.1.1-r2
2.1.3-r0
2.1.4-r0
2.1.4-r1
2.2.0-r0
2.2.0-r1
2.2.0-r2
2.2.2-r0
2.3.0-r0
2.3.1-r0
2.3.2-r0
2.3.2-r1
2.3.2-r2
2.3.3-r0
2.3.4-r0
2.3.5-r0
2.3.6-r0
2.3.6-r1
2.3.7-r0
2.3.8-r0
2.3.8-r1
2.3.9-r0
2.3.10-r0
2.3.10-r1
2.3.10-r2
2.3.11-r0
2.3.12-r0
2.3.12-r1
2.3.14-r0
2.4.0-r0
2.4.1-r0
2.4.1-r1
2.4.2-r0
2.4.3-r0
2.4.4-r0
2.4.4-r1
2.4.5-r0
2.4.5-r1
2.4.6-r0
2.4.6-r1
2.4.6-r2
2.4.6-r3
2.4.6-r4
2.4.6-r5
2.4.7-r0
2.4.7-r1
2.4.8-r0
2.4.8-r1
2.4.8-r2
2.4.8-r3
2.4.8-r4
2.4.9-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.2-r0
2.5.3-r0
2.5.3-r1
2.5.4-r0
2.5.4-r1
2.5.5-r0

Alpine:v3.20 / openvpn

Package

Name
openvpn
Purl
pkg:apk/alpine/openvpn?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.6-r0

Affected versions

2.*

2.0.9-r0
2.0.9-r1
2.0.9-r2
2.1.1-r0
2.1.1-r1
2.1.1-r2
2.1.3-r0
2.1.4-r0
2.1.4-r1
2.2.0-r0
2.2.0-r1
2.2.0-r2
2.2.2-r0
2.3.0-r0
2.3.1-r0
2.3.2-r0
2.3.2-r1
2.3.2-r2
2.3.3-r0
2.3.4-r0
2.3.5-r0
2.3.6-r0
2.3.6-r1
2.3.7-r0
2.3.8-r0
2.3.8-r1
2.3.9-r0
2.3.10-r0
2.3.10-r1
2.3.10-r2
2.3.11-r0
2.3.12-r0
2.3.12-r1
2.3.14-r0
2.4.0-r0
2.4.1-r0
2.4.1-r1
2.4.2-r0
2.4.3-r0
2.4.4-r0
2.4.4-r1
2.4.5-r0
2.4.5-r1
2.4.6-r0
2.4.6-r1
2.4.6-r2
2.4.6-r3
2.4.6-r4
2.4.6-r5
2.4.7-r0
2.4.7-r1
2.4.8-r0
2.4.8-r1
2.4.8-r2
2.4.8-r3
2.4.8-r4
2.4.9-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.2-r0
2.5.3-r0
2.5.3-r1
2.5.4-r0
2.5.4-r1
2.5.5-r0

Alpine:v3.21 / openvpn

Package

Name
openvpn
Purl
pkg:apk/alpine/openvpn?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.6-r0

Affected versions

2.*

2.0.9-r0
2.0.9-r1
2.0.9-r2
2.1.1-r0
2.1.1-r1
2.1.1-r2
2.1.3-r0
2.1.4-r0
2.1.4-r1
2.2.0-r0
2.2.0-r1
2.2.0-r2
2.2.2-r0
2.3.0-r0
2.3.1-r0
2.3.2-r0
2.3.2-r1
2.3.2-r2
2.3.3-r0
2.3.4-r0
2.3.5-r0
2.3.6-r0
2.3.6-r1
2.3.7-r0
2.3.8-r0
2.3.8-r1
2.3.9-r0
2.3.10-r0
2.3.10-r1
2.3.10-r2
2.3.11-r0
2.3.12-r0
2.3.12-r1
2.3.14-r0
2.4.0-r0
2.4.1-r0
2.4.1-r1
2.4.2-r0
2.4.3-r0
2.4.4-r0
2.4.4-r1
2.4.5-r0
2.4.5-r1
2.4.6-r0
2.4.6-r1
2.4.6-r2
2.4.6-r3
2.4.6-r4
2.4.6-r5
2.4.7-r0
2.4.7-r1
2.4.8-r0
2.4.8-r1
2.4.8-r2
2.4.8-r3
2.4.8-r4
2.4.9-r0
2.5.0-r0
2.5.0-r1
2.5.1-r0
2.5.2-r0
2.5.3-r0
2.5.3-r1
2.5.4-r0
2.5.4-r1
2.5.5-r0

Debian:11 / openvpn

Package

Name
openvpn
Purl
pkg:deb/debian/openvpn?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.1-3+deb11u1

Affected versions

2.*

2.5.1-3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / openvpn

Package

Name
openvpn
Purl
pkg:deb/debian/openvpn?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.6-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / openvpn

Package

Name
openvpn
Purl
pkg:deb/debian/openvpn?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.6-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Git / github.com/openvpn/openvpn

Affected ranges

Type
GIT
Repo
https://github.com/openvpn/openvpn
Events
Introduced
4580320b22946a1dd65039a6efcd616ee5e4ac3b
Fixed
058407a89cb812115b383570b12f4c2fde500d39

Affected versions

v2.*

v2.1.0
v2.1.1
v2.1.2
v2.1.3
v2.2-RC
v2.2-RC2
v2.2-beta4
v2.2-beta5
v2.3-alpha1
v2.3_alpha2
v2.3_alpha3
v2.3_beta1
v2.4.0
v2.4.1
v2.4.10
v2.4.11
v2.4.2
v2.4.3
v2.4.4
v2.4.5
v2.4.6
v2.4.7
v2.4.8
v2.4.9
v2.4_alpha1
v2.4_alpha2
v2.4_beta1
v2.4_beta2
v2.4_rc1
v2.4_rc2