Security Bulletin: IBM App Connect Enterprise Certified Container operands may be vulnerable to arbitrary code execution due to [CVE-2022-43548]

Summary

Node.js is used by IBM App Connect Enterprise Certified Container as a runtime engine. IBM App Connect Enterprise Certified Container operands may be vulnerable to arbitrary code execution. This bulletin provides patch information to address the reported vulnerability in Node.js. [CVE-2022-43548]

Vulnerability Details

CVEID:CVE-2022-43548
**DESCRIPTION:**Node.js could allow a remote attacker to execute arbitrary commands on the system, caused by an insufficient IsAllowedHost check. By sending a specially-crafted DBS request using an invalid octal address, an attacker could exploit this vulnerability to conduct a DNS rebinding attack and execute arbitrary commands on the system.
CVSS Base score: 8.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/241552 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/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 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 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