CVE-2017-12166
Published: 4 October 2017
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.
From the Ubuntu Security Team
sbeattie> vulnerable only in configurations that have 'key method 1’ set.
Priority
Status
Package | Release | Status |
---|---|---|
openvpn Launchpad, Ubuntu, Debian |
artful |
Ignored
(end of life)
|
bionic |
Not vulnerable
(2.4.4-2ubuntu1)
|
|
cosmic |
Ignored
(end of life)
|
|
disco |
Ignored
(end of life)
|
|
eoan |
Not vulnerable
(2.4.7-1ubuntu2)
|
|
focal |
Not vulnerable
(2.4.7-1ubuntu2)
|
|
groovy |
Not vulnerable
(2.4.7-1ubuntu2)
|
|
hirsute |
Not vulnerable
(2.4.7-1ubuntu2)
|
|
impish |
Not vulnerable
(2.4.7-1ubuntu2)
|
|
jammy |
Not vulnerable
(2.4.7-1ubuntu2)
|
|
kinetic |
Not vulnerable
(2.4.7-1ubuntu2)
|
|
lunar |
Not vulnerable
(2.4.7-1ubuntu2)
|
|
mantic |
Not vulnerable
(2.4.7-1ubuntu2)
|
|
trusty |
Needed
|
|
upstream |
Released
(2.4.4, 2.3.18)
|
|
xenial |
Needed
|
|
zesty |
Ignored
(end of life)
|
|
Patches: upstream: https://community.openvpn.net/openvpn/changeset/3b1a61e9fb27213c46f76312f4065816bee8ed01/ upstream: https://community.openvpn.net/openvpn/changeset/c7e259160b28e94e4ea7f0ef767f8134283af255/ upstream: https://community.openvpn.net/openvpn/changeset/fce34375295151f548a26c2d0eb30141e427c81a/ upstream: https://community.openvpn.net/openvpn/changeset/a9f5c744d6b09f2495ca48d2c926efd3a4b981e6/ |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 9.8 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |