Security Bulletin: IBM App Connect Enterprise Certified Container DesignerAuthoring operands may be vulnerable to HTTP request smuggling due to CVE-2022-26377

Summary

mod_proxy_ajp is not used directly by IBM App Connect Enterprise Certified Container but is present in the DesignerAuthoring operand images as part of the base operating system. Use of mod_proxy_ajp within IBM App Connect Enterprise Certified Container DesignerAuthoring operands may be vulnerable to HTTP request smuggling. This bulletin provides patch information to address the reported vulnerability CVE-2022-26377 in mod_proxy_ajp.

Vulnerability Details

CVEID:CVE-2022-26377
**DESCRIPTION:**Apache HTTP Server is vulnerable to HTTP request smuggling, caused by an inconsistent Interpretation of HTTP Requests vulnerability in mod_proxy_ajp. An attacker could exploit this vulnerability to smuggle requests to the AJP server it forwards requests to.
CVSS Base score: 7.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/228343 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

App Connect Enterprise Certified Container 4.1, 4.2, 5.0, 5.1, 5.2 and 6.0 (Continuous Delivery)

Upgrade to App Connect Enterprise Certified Container Operator version 6.1.0 or higher, and ensure that all DesignerAuthoring components are at 12.0.6.0-r1 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 5.0.1 or higher, and ensure that all DesignerAuthoring components are at 12.0.6.0-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