Security Bulletin: IBM Storage Ceph is vulnerable to improper authentication in Crewjam/SAML [CVE-2022-41912]

Summary

Crewjam/SAML is used by IBM Storage Ceph as part of RGW and in assorted other locations [CVE-2022-41912] This bulletin identifies the steps to take to address the vulnerability in Crewjam/SAML.

Vulnerability Details

CVEID:CVE-2022-41912
**DESCRIPTION:**Crewjam saml could allow a remote attacker to bypass security restrictions, caused by a flaw when processing SAML responses. By sending a specially-crafted request containing multiple Assertion elements, an attacker could exploit this vulnerability to bypass authentication.
CVSS Base score: 9.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/243617 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N)

Affected Products and Versions

Remediation/Fixes

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

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

Workarounds and Mitigations

None