CWE
532
Advisory Published
CVE Published
Advisory Published
Updated

CVE-2018-16859

First published: Wed Nov 14 2018(Updated: )

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.

Credit: secalert@redhat.com secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
Redhat Ansible Engine<2.5.13
Redhat Ansible Engine>=2.6.0<2.6.10
Redhat Ansible Engine>=2.7.0<2.7.4
Redhat Ansible Engine>=2.7.5<=2.8
redhat/ansible-engine<2.5.13
2.5.13
redhat/ansible-engine<2.6.10
2.6.10
redhat/ansible-engine<2.7.4
2.7.4
pip/ansible>=2.6.0a1<2.6.9
2.6.9
pip/ansible>=0<2.5.12
2.5.12
pip/ansible>=2.7.0a1<2.7.3
2.7.3

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Frequently Asked Questions

  • What is the vulnerability ID for this issue?

    The vulnerability ID is CVE-2018-16859.

  • What is the severity of CVE-2018-16859?

    The severity of CVE-2018-16859 is medium, with a severity value of 4.4.

  • Which Ansible versions are affected by CVE-2018-16859?

    Ansible versions 2.5.13 up to exclusive, 2.6.10 up to exclusive, and 2.7.4 up to exclusive are affected.

  • How can a local user with administrator privileges exploit CVE-2018-16859?

    A local user with administrator privileges can view EventLogs to discover plaintext passwords.

  • Is there a fix available for CVE-2018-16859?

    Yes, the fix for CVE-2018-16859 is available in Ansible versions 2.5.13, 2.6.10, and 2.7.4.

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