Security Bulletin: IBM App Connect Enterprise Certified Container DesignerAuthoring operands that use mapping assistance may be vulnerable to denial of service due to CVE-2022-22844

Summary

LibTIFF is not used directly by IBM App Connect Enterprise Certified Container but is present in the DesignerAuthoring image used for mapping assistance, which may be vulnerable to denial of service. This bulletin provides patch information to address the reported vulnerability CVE-2022-22844 in LibTIFF.

Vulnerability Details

CVEID:CVE-2022-22844
**DESCRIPTION:**LibTIFF is vulnerable to a denial of service, caused by an out-of-bounds read flaw in the _TIFFmemcpy function in tif_unix.c. By persuading a victim to open a specially-crafted tiff file, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/216977 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

App Connect Enterprise Certified Container 4.1, 4.2, 5.0, 5.1, 5.2, 6.0 and 6.1 (Continuous Delivery)

Upgrade to App Connect Enterprise Certified Container Operator version 6.2.0 or higher, and ensure that all DesignerAuthoring components that have mapping assistance enabled are at 12.0.7.0-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 5.0.2 or higher, and ensure that all DesignerAuthoring components that have mapping assistance enabled are at 12.0.6.0-r2-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