Security Bulletin: IBM App Connect Enterprise Certified Container Designer Authoring components may be vulnerable to a denial of service attack (CVE-2020-28477)

Summary

A Designer Authoring component in App Connect Enterprise Certified Container may be vulnerable to a denial of service vulnerability due to a prototype polution vulnerability in one of the UI’s dependencies

Vulnerability Details

CVEID:CVE-2020-28477
**DESCRIPTION:**Node.js immer module is vulnerable to a denial of service, caused by a prototype pollution flaw. By sending a specially-crafted request, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/195249 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Remediation/Fixes

App Connect Enterprise Certified Container 1.0 and 1.2 CD

Upgrade to App Connect Enterprise Certified Container to Operator version 1.3.0 (available in CASE 1.3.0) or higher, and ensure that all components are at 11.0.0.11-r2 or higher.

App Connect Enterprise Certified Container 1.1 LTS

Upgrade to App Connect Enterprise Certified Container Operator version 1.1.1 EUS (available in CASE 1.1.1) or higher, and ensure that all components are at 11.0.0.12-r1-eus or higher.

Workarounds and Mitigations

None