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CVE-2018-16859

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Date: November 29, 2018

Execution of Ansible playbooks on Windows platforms with PowerShell ScriptBlock logging and Module logging enabled can allow for 'become' passwords to appear in EventLogs in plaintext. A local user with administrator privileges on the machine can view these logs and discover the plaintext password. Ansible Engine 2.8 and older are believed to be vulnerable.

Language: Python

Severity Score

Related Resources (20)

https://github.com/ansible/ansible/commit/2f8d3fcf41107efafc14d51ab6e14531ca8f8c87
https://security.alpinelinux.org/vuln/CVE-2018-16859
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16859
https://github.com/ansible/ansible/commit/0d746b4198abf84290a093b83cf02b4203d73d9f
http://www.securityfocus.com/bid/106004
https://web.archive.org/web/20200227102121/http://www.securityfocus.com/bid/106004
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00021.html
https://github.com/ansible/ansible/pull/49142
https://nvd.nist.gov/vuln/detail/CVE-2018-16859
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00077.html
https://github.com/ansible/ansible
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00020.html
https://github.com/ansible/ansible/blob/v2.5.13/changelogs/CHANGELOG-v2.5.rst
https://github.com/ansible/ansible/commit/4d748d34f9392aa469da00a85c8e2d5fe6cec52b
https://access.redhat.com/errata/RHSA-2018:3773
https://access.redhat.com/errata/RHSA-2018:3772
https://access.redhat.com/errata/RHSA-2018:3771
https://github.com/pypa/advisory-database/tree/main/vulns/ansible/PYSEC-2018-60.yaml
https://access.redhat.com/errata/RHSA-2018:3770
https://www.mend.io/vulnerability-database/CVE-2018-16859

Severity Score

Weakness Type (CWE)

Insertion of Sensitive Information into Log File

CWE-532

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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