Security Bulletin: IBM App Connect Enterprise Certified Container flows that use scheduled event nodes may be vulnerable to denial of service due to [CVE-2023-22467]

Summary

Node.js module moment.js Luxon is used by IBM App Connect Enterprise Certified Container in the scheduled event node. IBM App Connect Enterprise Certified Container IntegrationServer and DesignerAuthoring operands that run flows containing a scheduled event node may be vulnerable to denial of service. This bulletin provides patch information to address the reported vulnerability in Node.js module moment.js Luxon. [CVE-2023-22467]

Vulnerability Details

CVEID:CVE-2023-22467
**DESCRIPTION:**Moment.js Luxon is vulnerable to a denial of service, caused by a regular expression denial of service (ReDoS) flaw due to the use of quadratic (N^2) complexity in the DateTime.fromRFC2822() function. By sending a specially-crafted input, a remote attacker could exploit this vulnerability to cause a slowdown in data process, and results in a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/243783 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Remediation/Fixes

IBM strongly suggests the following:
App Connect Enterprise Certified Container 4.1.x to 7.0.x (Continuous Delivery)

Upgrade to App Connect Enterprise Certified Container Operator version 7.1.0 or higher, and ensure that all DesignerAuthoring and IntegrationServer components are at 12.0.7.0-r3 or higher. Documentation on the upgrade process is available at <https://www.ibm.com/docs/en/app-connect/containers_cd?topic=releases-upgrading-operator&gt;

App Connect Enterprise Certified Container 5.0 LTS (Long Term Support)

Upgrade to App Connect Enterprise Certified Container Operator version 5.0.3 or higher, and ensure that all DesignerAuthoring and IntegrationServer components are at 12.0.7.0-r1-lts or higher. Documentation on the upgrade process is available at <https://www.ibm.com/docs/en/app-connect-contlts?topic=releases-upgrading-operator&gt;

Workarounds and Mitigations

None