UBUNTU-CVE-2018-16837

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Source
https://ubuntu.com/security/CVE-2018-16837
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-16837.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2018-16837
Upstream
Downstream
Related
Published
2018-10-23T00:00:00Z
Modified
2025-10-14T16:48:10Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
  • 7.8 (High) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

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.

References

Affected packages

Ubuntu:Pro:14.04:LTS / ansible

Package

Name
ansible
Purl
pkg:deb/ubuntu/ansible@1.5.4+dfsg-1ubuntu0.1~esm3?arch=source&distro=esm-infra-legacy/trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.1+dfsg-1
1.3.4+dfsg-1
1.4.0+dfsg-1
1.4.1+dfsg-1
1.4.3+dfsg-1
1.4.4+dfsg-1
1.5.4+dfsg-1
1.5.4+dfsg-1ubuntu0.1~esm1
1.5.4+dfsg-1ubuntu0.1~esm2
1.5.4+dfsg-1ubuntu0.1~esm3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.5.4+dfsg-1ubuntu0.1~esm3",
            "binary_name": "ansible"
        },
        {
            "binary_version": "1.5.4+dfsg-1ubuntu0.1~esm3",
            "binary_name": "ansible-fireball"
        },
        {
            "binary_version": "1.5.4+dfsg-1ubuntu0.1~esm3",
            "binary_name": "ansible-node-fireball"
        }
    ]
}

Ubuntu:16.04:LTS / ansible

Package

Name
ansible
Purl
pkg:deb/ubuntu/ansible@2.0.0.2-2ubuntu1.3?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.0.2-2ubuntu1.3

Affected versions

1.*

1.9.2+dfsg-2
1.9.4-1

2.*

2.0.0.2-2
2.0.0.2-2ubuntu1
2.0.0.2-2ubuntu1.1
2.0.0.2-2ubuntu1.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.0.0.2-2ubuntu1.3",
            "binary_name": "ansible"
        },
        {
            "binary_version": "2.0.0.2-2ubuntu1.3",
            "binary_name": "ansible-fireball"
        },
        {
            "binary_version": "2.0.0.2-2ubuntu1.3",
            "binary_name": "ansible-node-fireball"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:18.04:LTS / ansible

Package

Name
ansible
Purl
pkg:deb/ubuntu/ansible@2.5.1+dfsg-1ubuntu0.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.1+dfsg-1ubuntu0.1

Affected versions

2.*

2.3.1.0+dfsg-2
2.5.0+dfsg-1
2.5.1+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.5.1+dfsg-1ubuntu0.1",
            "binary_name": "ansible"
        }
    ],
    "availability": "No subscription required"
}