Permissions, privileges, and access controls in IBM Cloud Pak for Data Scheduling

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU83309

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-5528

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 improper access restrictions. A remote user with ability to create pods and persistent volumes on Windows nodes can obtain admin privileges on those nodes.

The vulnerability affects Kubernetes clusters only, if they are using an in-tree storage plugin for Windows nodes.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Cloud Pak for Data Scheduling: All versions

External links

http://www.ibm.com/support/pages/node/7144853

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.