Information disclosure in Red Hat OpenStack Platform

1) External Control of File Name or Path

EUVDB-ID: #VU71714

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-47951

CWE-ID: CWE-73 - External Control of File Name or Path

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to application allows an attacker to control path of the files when processing VMDK flat images. A remote user can create a specially crafted VMDK flat image that references a specific backing file path and convince systems to return a copy of that file's contents from the server, resulting in unauthorized access to potentially sensitive data.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat OpenStack: 17.0

openstack-nova (Red Hat package): before 23.2.2-0.20221209190753.7074ac0.el9ost

openstack-cinder (Red Hat package): before 18.2.1-0.20230202190311.1776695.el9ost

openstack-glance (Red Hat package): before 22.1.1-0.20220919210603.677c89c.el9ost

External links

http://access.redhat.com/errata/RHSA-2023:1017
http://access.redhat.com/errata/RHSA-2023:1016
http://access.redhat.com/errata/RHSA-2023:1015

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.