CVE-2020-15078
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2020-15078
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-15078.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2020-15078
- Downstream
- Related
- Published
- 2021-04-26T14:15:08.623Z
- Modified
- 2025-11-14T10:49:23.783891Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
- Summary
- [none]
- Details
-
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.
- References
-
- https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GJUXEYHUPREEBPX23VPEKMFXUPVO3PMU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JGEGLC4YGBDN5CGHTNWN2GH6DJJA36T2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PLDB3OBQ3AODYYRN7NRCABV6I4AUFAT6/
- https://community.openvpn.net/openvpn/wiki/CVE-2020-15078
- https://lists.debian.org/debian-lts-announce/2022/05/msg00002.html
- https://security.gentoo.org/glsa/202105-25
- https://usn.ubuntu.com/usn/usn-4933-1
Affected packages
Git / github.com/openvpn/openvpn
Affected ranges
- Type
- GIT
- Repo
- https://github.com/openvpn/openvpn
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed
Affected versions
v2.*
v2.1.0
v2.1.1
v2.1.2
v2.1.3
v2.1_rc1
v2.1_rc10
v2.1_rc11
v2.1_rc12
v2.1_rc13
v2.1_rc14
v2.1_rc15
v2.1_rc16
v2.1_rc17
v2.1_rc18
v2.1_rc19
v2.1_rc2
v2.1_rc20
v2.1_rc21
v2.1_rc22
v2.1_rc3
v2.1_rc4
v2.1_rc5
v2.1_rc6
v2.1_rc7
v2.1_rc8
v2.1_rc9
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
v2.4.2
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