Security Bulletin: IBM App Connect Enterprise Certified Container DesignerAuthoring, IntegrationServer and IntegrationRuntime operands are vulnerable to arbitrary code execution due to [CVE-2023-26920]

Summary

Node.js module fast-xml-parser is used by IBM App Connect Enterprise Certified Container for parsing XML data. IBM App Connect Enterprise Certified Container DesignerAuthoring, IntegrationServer and IntegrationRuntime operands are vulnerable to arbitrary code execution. This bulletin provides patch information to address the reported vulnerability in Node.js module fast-xml-parser. [CVE-2023-26920]

Vulnerability Details

CVEID:CVE-2023-26920
**DESCRIPTION:**Natural Intelligence fast-xml-parser could allow a remote attacker to execute arbitrary code on the system, caused by a prototype pollution flaw in the tag or attribute name. By adding or modifying properties of Object.prototype using a proto or constructor payload, an attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.
CVSS Base score: 7.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/258321 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)

Affected Products and Versions

Remediation/Fixes

IBM strongly suggests the following:
App Connect Enterprise Certified Container 5.0.x to 7.2.x (Continuous Delivery)

Upgrade to App Connect Enterprise Certified Container Operator version 8.0.0 or higher, and ensure that all DesignerAuthoring, IntegrationServer and IntegrationRuntime components are at 12.0.7.0-r5 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 5.0.5 or higher, and ensure that all DesignerAuthoring and IntegrationServer components are at 12.0.7.0-r3-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