SB2019011610 - Red Hat update for ansible

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Main Vulnerability Database SB2019011610

SB2019011610 - Red Hat update for ansible

Published: January 16, 2019

Security Bulletin ID SB2019011610
Severity
Low
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Information disclosure (CVE-ID: CVE-2018-10855)

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.
The weakness exists due to improper honor of the no_log task flag for failed tasks. When the no_log flag has been used to protect sensitive data passed to a task from being logged, and that task does not run successfully, Ansible will expose sensitive data in log files and on the terminal of the user running Ansible.

2) Privilege escalation (CVE-ID: CVE-2018-10874)

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to the system reads the 'ansible.cfg' file from the current working directory when running an ad-hoc command. A local attacker can modify the file to reference arbitrary plugin or module paths and execute arbitrary code from those paths with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


3) Privilege escalation (CVE-ID: CVE-2018-10875)

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to the system loads inventory variables from the current working directory when running an ad-hoc command. A local attacker can modify the variables and execute arbitrary code from those paths with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.

References