Security Bulletin: A security vulnerability in Node.js xmldom and msgpack5 module affects IBM Cloud Automation Manager

Summary

A security vulnerability in Node.js xmldom and msgpack5 module affects IBM Cloud Automation Manager.

Vulnerability Details

CVEID:CVE-2021-21366
**DESCRIPTION:**Node.js xmldom module could allow a remote attacker to bypass security restrictions, caused by improper preserve of system identifiers, FPIs or namespaces during XML processing. By repeatedly parsing and serializing specially-crafted documents, an attacker could exploit this vulnerability to cause unexpected syntactic changes in some downstream applications.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/198139 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)

CVEID:CVE-2021-21368
**DESCRIPTION:**Node.js msgpack5 module could allow a remote authenticated attacker to execute arbitrary code on the system, caused by a prototype poisoning flaw when decodes a map containing a key proto. By sending a specially-crafted MessagePack data, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 6.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/198140 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:H/A:H)

Affected Products and Versions

Remediation/Fixes

Download IBM Cloud Automation Manager 4.2.0.1 iFix 3 from
https://www.ibm.com/support/fixcentral/swg/selectFixes?product=ibm/WebSphere/IBM+Cloud+Private&release=All&platform=All&function=fixId&fixids=icp-cam-3.2.1-build600412&includeSupersedes=0

Follow the instructions in Readme link in https://www.ibm.com/support/fixcentral/swg/selectFixes?product=ibm/WebSphere/IBM+Cloud+Private&release=All&platform=All&function=fixId&fixids=icp-cam-3.2.1-build600412&includeSupersedes=0 to install the iFix 3 to your IBM Cloud Automation Manager 4.2.0.1.

Workarounds and Mitigations

None