Red Hat OpenStack Platform update for openstack-nova

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: 16.1 - 16.2

Red Hat OpenStack for IBM Power: 16.1

Red Hat OpenStack Director Deployment Tools: 16.1

Red Hat Enterprise Linux for x86_64: 8.0

python-oslo-utils (Red Hat package): before 3.41.6-2.20230130154947.f4deaad.el8ost

openstack-nova (Red Hat package): before 20.6.2-2.20221005185231.6786e96.el8ost

External links

http://access.redhat.com/errata/RHSA-2023:1278

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.