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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 65%
Affected Products (NVD)
VendorProductVersion
openvpnopenvpn
𝑥
< 2.4.11
openvpnopenvpn
2.5.0 ≤
𝑥
< 2.5.2
canonicalubuntu_linux
18.04
canonicalubuntu_linux
20.04
canonicalubuntu_linux
20.10
canonicalubuntu_linux
21.04
debiandebian_linux
9.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
openvpn
bookworm
2.6.3-1+deb12u2
fixed
bookworm (security)
2.6.3-1+deb12u2
fixed
bullseye
2.5.1-3
fixed
sid
2.6.12-1
fixed
trixie
2.6.12-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
openvpn
bionic
Fixed 2.4.4-2ubuntu1.5
released
focal
Fixed 2.4.7-1ubuntu2.20.04.2
released
groovy
Fixed 2.4.9-3ubuntu1.1
released
hirsute
Fixed 2.5.1-1ubuntu1.1
released
impish
Fixed 2.5.1-2
released
jammy
Fixed 2.5.1-2
released
trusty
not-affected
xenial
not-affected
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
openvpn
suse enterprise desktop 15 SP2
2.4.3-5.7.1
fixed
suse enterprise desktop 15 SP3
2.4.3-5.7.1
fixed
suse enterprise desktop 15 SP4
2.5.5-150400.1.5
fixed
suse enterprise desktop 15 SP5
2.5.6-150400.3.6.1
fixed
suse enterprise desktop 15 SP6
2.6.8-150600.1.5
fixed
suse enterprise desktop 15 SP7
2.6.8-150600.3.14.1
fixed
suse enterprise sap 12 SP5
2.3.8-16.26.1
fixed
suse enterprise sap 15 SP2
2.4.3-5.7.1
fixed
suse enterprise sap 15 SP3
2.4.3-5.7.1
fixed
suse enterprise sap 15 SP4
2.5.5-150400.1.5
fixed
suse enterprise sap 15 SP5
2.5.6-150400.3.6.1
fixed
suse enterprise sap 15 SP6
2.6.8-150600.1.5
fixed
suse enterprise sap 15 SP7
2.6.8-150600.3.14.1
fixed
suse enterprise server 12 SP3
2.3.8-16.26.1
fixed
suse enterprise server 12 SP5
2.3.8-16.26.1
fixed
suse enterprise server 15 SP2
2.4.3-5.7.1
fixed
suse enterprise server 15 SP3
2.4.3-5.7.1
fixed
suse enterprise server 15 SP4
2.5.5-150400.1.5
fixed
suse enterprise server 15 SP5
2.5.6-150400.3.6.1
fixed
suse enterprise server 15 SP6
2.6.8-150600.1.5
fixed
suse enterprise server 15 SP7
2.6.8-150600.3.14.1
fixed
openvpn-auth-pam-plugin
suse enterprise desktop 15 SP2
2.4.3-5.7.1
fixed
suse enterprise desktop 15 SP3
2.4.3-5.7.1
fixed
suse enterprise desktop 15 SP4
2.5.5-150400.1.5
fixed
suse enterprise desktop 15 SP5
2.5.6-150400.3.6.1
fixed
suse enterprise desktop 15 SP6
2.6.8-150600.1.5
fixed
suse enterprise desktop 15 SP7
2.6.8-150600.3.14.1
fixed
suse enterprise sap 12 SP5
2.3.8-16.26.1
fixed
suse enterprise sap 15 SP2
2.4.3-5.7.1
fixed
suse enterprise sap 15 SP3
2.4.3-5.7.1
fixed
suse enterprise sap 15 SP4
2.5.5-150400.1.5
fixed
suse enterprise sap 15 SP5
2.5.6-150400.3.6.1
fixed
suse enterprise sap 15 SP6
2.6.8-150600.1.5
fixed
suse enterprise sap 15 SP7
2.6.8-150600.3.14.1
fixed
suse enterprise server 12 SP3
2.3.8-16.26.1
fixed
suse enterprise server 12 SP5
2.3.8-16.26.1
fixed
suse enterprise server 15 SP2
2.4.3-5.7.1
fixed
suse enterprise server 15 SP3
2.4.3-5.7.1
fixed
suse enterprise server 15 SP4
2.5.5-150400.1.5
fixed
suse enterprise server 15 SP5
2.5.6-150400.3.6.1
fixed
suse enterprise server 15 SP6
2.6.8-150600.1.5
fixed
suse enterprise server 15 SP7
2.6.8-150600.3.14.1
fixed
openvpn-dco
suse enterprise desktop 15 SP7
2.6.8-150600.3.14.1
fixed
suse enterprise sap 15 SP7
2.6.8-150600.3.14.1
fixed
suse enterprise server 15 SP7
2.6.8-150600.3.14.1
fixed
openvpn-dco-devel
suse enterprise desktop 15 SP7
2.6.8-150600.3.14.1
fixed
suse enterprise sap 15 SP7
2.6.8-150600.3.14.1
fixed
suse enterprise server 15 SP7
2.6.8-150600.3.14.1
fixed
openvpn-devel
suse enterprise desktop 15 SP2
2.4.3-5.7.1
fixed
suse enterprise desktop 15 SP3
2.4.3-5.7.1
fixed
suse enterprise desktop 15 SP4
2.5.5-150400.1.5
fixed
suse enterprise desktop 15 SP5
2.5.6-150400.3.6.1
fixed
suse enterprise desktop 15 SP6
2.6.8-150600.1.5
fixed
suse enterprise desktop 15 SP7
2.6.8-150600.3.14.1
fixed
suse enterprise sap 15 SP2
2.4.3-5.7.1
fixed
suse enterprise sap 15 SP3
2.4.3-5.7.1
fixed
suse enterprise sap 15 SP4
2.5.5-150400.1.5
fixed
suse enterprise sap 15 SP5
2.5.6-150400.3.6.1
fixed
suse enterprise sap 15 SP6
2.6.8-150600.1.5
fixed
suse enterprise sap 15 SP7
2.6.8-150600.3.14.1
fixed
suse enterprise server 15 SP2
2.4.3-5.7.1
fixed
suse enterprise server 15 SP3
2.4.3-5.7.1
fixed
suse enterprise server 15 SP4
2.5.5-150400.1.5
fixed
suse enterprise server 15 SP5
2.5.6-150400.3.6.1
fixed
suse enterprise server 15 SP6
2.6.8-150600.1.5
fixed
suse enterprise server 15 SP7
2.6.8-150600.3.14.1
fixed