Privilege escalation in Red Hat Ansible Tower



Published: 2022-02-09
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-4112
CWE-ID CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Ansible Tower
Web applications / Remote management & hosting panels

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Security restrictions bypass

EUVDB-ID: #VU60371

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-4112

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to job isolation escape in default installation. A remote user can elevate privileges to the awx user from outside the isolated environment.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Ansible Tower: 3.8.0 - 3.8.5

External links

http://access.redhat.com/errata/RHSA-2022:0482


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



###SIDEBAR###