Security Bulletin: IBM Storage Ceph is vulnerable to Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') in the RHEL UBI (CVE-2023-27533)

Summary

RHEL UBI is used by IBM Storage Ceph as the base operating system. CVE-2023-27533 This bulletin identifies the steps to take to address the vulnerability in the RHEL UBI.

Vulnerability Details

CVEID:CVE-2023-27533
**DESCRIPTION:**cURL libcurl could allow a remote attacker to bypass security restrictions, caused by a TELNET option IAC injection flaw. By sending a specially crafted request, an attacker could exploit this vulnerability to pass on user name and “telnet options” for the server negotiation.
CVSS Base score: 8.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/250476 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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 6.1z3 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