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CVE-2018-16837

Published: 23 October 2018

Ansible "User" module leaks any data which is passed on as a parameter to ssh-keygen. This could lean in undesirable situations such as passphrases credentials passed as a parameter for the ssh-keygen executable. Showing those credentials in clear text form for every user which have access just to the process list.

Priority

Medium

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
ansible
Launchpad, Ubuntu, Debian
impish Not vulnerable
(2.7.5+dfsg-1)
jammy Not vulnerable
(2.7.5+dfsg-1)
kinetic Not vulnerable
(2.7.5+dfsg-1)
bionic
Released (2.5.1+dfsg-1ubuntu0.1)
cosmic Ignored
(end of life)
disco Not vulnerable
(2.7.5+dfsg-1)
eoan Not vulnerable
(2.7.5+dfsg-1)
focal Not vulnerable
(2.7.5+dfsg-1)
groovy Not vulnerable
(2.7.5+dfsg-1)
hirsute Not vulnerable
(2.7.5+dfsg-1)
lunar Not vulnerable
(2.7.5+dfsg-1)
trusty Needed

upstream
Released (2.8.0)
xenial
Released (2.0.0.2-2ubuntu1.3)
mantic Not vulnerable
(2.7.5+dfsg-1)
Patches:
upstream: https://github.com/ansible/ansible/commit/a0aa53d1a1d6075a7ae98ace138712ee6cb45ae4.patch

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H