Security Bulletin: IBM Storage Ceph is vulnerable to Insufficient Granularity of Access Control in Ceph (CVE-2023-43040)

2024-08-0617:16:45

www.ibm.com

ibm storage ceph

vulnerability

insufficient granularity

access control

update

cve-2023-43040

ceph

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

LOW

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L

AI Score

6.7

Confidence

High

JSON

Summary

Ceph RGW is used by IBM Storage Ceph in RGW as part of storage. CVE-2023-43040 This bulletin identifies the steps to take to address the vulnerability in Ceph.

Vulnerability Details

CVEID:CVE-2023-43040
**DESCRIPTION:**IBM Spectrum Fusion HCI could allow an attacker to perform unauthorized actions in RGW for Ceph due to improper bucket access.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/266807 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:L)

Affected Products and Versions

Affected Product(s)	Version(s)
IBM Storage Ceph	6.0, 6.1. -6.1z1
IBM Storage Ceph	5.3z1 - z5

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now.
Download the latest version of IBM Storage Ceph and upgrade to 6.1z2 or later by following instructions.

<https://public.dhe.ibm.com/ibmdl/export/pub/storage/ceph/>
<https://www.ibm.com/docs/en/storage-ceph/6?topic=upgrading>