Security Bulletin: IBM App Connect Enterprise Certified Container DesignerAuthoring operands that use Mapping Assistance may be vulnerable to denial of service due to CVE-2020-13950

Summary

Apache HTTP Server is used by IBM App Connect Enterprise Certified Container for Mapping Assistance. IBM App Connect Enterprise Certified Container DesignerAuthoring operands that use Mapping Assistance may be vulnerable to denial of service. This bulletin provides patch information to address the reported vulnerability CVE-2020-13950 in Apache HTTP Server.

Vulnerability Details

CVEID:CVE-2020-13950
**DESCRIPTION:**Apache HTTP Server is vulnerable to a denial of service, caused by a NULL pointer dereference. By sending specially crafted requests using both Content-Length and Transfer-Encoding headers, a remote attacker could exploit this vulnerability to crash mod_proxy_http.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/203462 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

Remediation/Fixes

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

Upgrade to App Connect Enterprise Certified Container Operator version 5.1.0 or higher, and ensure that all DesignerAuthoring components are at 12.0.5.0-r2 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