Security Bulletin: IBM App Connect Enterprise Certified Container DesignerAuthoring operands that use mapping assistance are vulnerable to denial of service due to [CVE-2023-3576]

Summary

libtiff is not used directly by IBM App Connect Enterprise Certified Container but is present in one of the DesignerAuthoring images. IBM App Connect Enterprise Certified Container DesignerAuthoring operands that use mapping assistance are vulnerable to denial of service. This bulletin provides patch information to address the reported vulnerability in libtiff. [CVE-2023-3576]

Vulnerability Details

CVEID:CVE-2023-3576
**DESCRIPTION:**LibTIFF is vulnerable to a denial of service, caused by a memory leak in tiffcrop.c. By persuading a victim to open a specially crafted TIFF image file, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/261300 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/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 9.0.x (Continuous Delivery)

Upgrade to App Connect Enterprise Certified Container Operator version 9.1.0 or higher, and ensure that all DesignerAuthoring components are at 12.0.9.0-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 5.0.9 or higher, and ensure that all DesignerAuthoring components are at 12.0.9.0-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