Information disclosure in Red Hat Ansible

CVE-2018-16859

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.

EPSS: 0.005 (42.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-16859?
CVE-2018-16859 is a medium-severity vulnerability in Red Hat Ansible, classified under Insertion of Sensitive Information into Log File. CVSS score: 4.2/10. Published 2018-11-29.
How severe is CVE-2018-16859?
Medium severity. CVSS v3 base score is 4.2 out of 10.