Red Hat Ansible Playbooks Password Exposure Vulnerability [CVE-2018-16859]

CVE Number – CVE-2018-16859

A vulnerability in Red Hat Ansible could allow a local attacker to discover plaintext passwords on a targeted system. The vulnerability is due to the plaintext exposure of “become” passwords when Ansible playbooks are executed on a Windows system with PowerShell scriptblock logging and module logging. An attacker with administrator privileges could exploit this vulnerability to discover the plaintext password. A successful exploit could be used to conduct further attacks.Red Hat has confirmed the vulnerability and released software updates.

Analysis

  • To exploit this vulnerability, the attacker must have administrator privileges on the targeted system. This access requirement may reduce the likelihood of a successful exploit.

Safeguards

  • Administrators are advised to apply the appropriate updates.Administrators are advised to allow only trusted users to have network access.Administrators are advised to monitor critical systems.

Vendor Announcements

Fixed Software

Duncan Newell

Duncan is a technology professional with over 20 years experience of working in various IT roles. He has a interest in cyber security, and has a wide range of other skills in radio, electronics and telecommunications.

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