SB2021070823 - Template injection in Red Hat Ansible Engine
Published: July 8, 2021
Security Bulletin ID
SB2021070823
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Code Injection (CVE-ID: CVE-2021-3583)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation when processing yaml multi-line strings with ansible facts in templates. A remote attacker can trick the victim to open a specially crafted yaml template and execute arbitrary commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.