Candidate: CVE-2017-12166
PublicDate: 2017-10-04 01:29:00 UTC
References:
 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12166
 https://community.openvpn.net/openvpn/wiki/CVE-2017-12166
 http://www.openwall.com/lists/oss-security/2017/09/28/2
Description:
 OpenVPN versions before 2.3.3 and 2.4.x before 2.4.4 are vulnerable to a
 buffer overflow vulnerability when key-method 1 is used, possibly resulting
 in code execution.
Ubuntu-Description:
 sbeattie> vulnerable only in configurations that have 'key method 1’ set.
Notes:
Bugs:
Priority: low
Discovered-by: Guido Vranken
Assigned-to:
CVSS:
 nvd: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H [8.1 HIGH]

Patches_openvpn:
 upstream: https://community.openvpn.net/openvpn/changeset/3b1a61e9fb27213c46f76312f4065816bee8ed01/ (master)
 upstream: https://community.openvpn.net/openvpn/changeset/c7e259160b28e94e4ea7f0ef767f8134283af255/ (release/2.4)
 upstream: https://community.openvpn.net/openvpn/changeset/fce34375295151f548a26c2d0eb30141e427c81a/ (release/2.3)
 upstream: https://community.openvpn.net/openvpn/changeset/a9f5c744d6b09f2495ca48d2c926efd3a4b981e6/ (release/2.2)
upstream_openvpn: released (2.4.4, 2.3.18)
precise/esm_openvpn: ignored (end of ESM support, was needed)
trusty_openvpn: ignored (reached end-of-life)
trusty/esm_openvpn: needed
vivid/ubuntu-core_openvpn: DNE
xenial_openvpn: ignored (end of standard support, was needed)
esm-infra/xenial_openvpn: needed
zesty_openvpn: ignored (reached end-of-life)
artful_openvpn: ignored (reached end-of-life)
bionic_openvpn: not-affected (2.4.4-2ubuntu1)
cosmic_openvpn: ignored (reached end-of-life)
disco_openvpn: ignored (reached end-of-life)
eoan_openvpn: not-affected (2.4.7-1ubuntu2)
focal_openvpn: not-affected (2.4.7-1ubuntu2)
groovy_openvpn: not-affected (2.4.7-1ubuntu2)
hirsute_openvpn: not-affected (2.4.7-1ubuntu2)
impish_openvpn: not-affected (2.4.7-1ubuntu2)
jammy_openvpn: not-affected (2.4.7-1ubuntu2)
devel_openvpn: not-affected (2.4.7-1ubuntu2)