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AUSCERT External Security Bulletin Redistribution
ESB-2023.3086
VMware Workspace ONE Access and Identity Manager update
addresses an Insecure Redirect Vulnerability
31 May 2023
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AusCERT Security Bulletin Summary
---------------------------------
Product: VMware Workspace ONE Access (Access)
VMware Identity Manager (vIDM)
VMware Cloud Foundation (Cloud Foundation)
Publisher: VMware
Operating System: Windows
Linux variants
Virtualisation
VMware ESX Server
Resolution: Patch/Upgrade
CVE Names: CVE-2023-20884
Original Bulletin:
https://www.vmware.com/security/advisories/VMSA-2023-0011.html
Comment: CVSS (Max): 6.1 CVE-2023-20884 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
CVSS Source: VMware
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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1. Impacted Products
VMware Workspace ONE Access (Access)
VMware Identity Manager (vIDM)
VMware Cloud Foundation (Cloud Foundation)
2. Introduction
An insecure redirect vulnerability in Workspace ONE Access and Identity Manager
was privately reported to VMware. Updates are available to address this
vulnerability in affected VMware products.
3a. Insecure Redirect Vulnerability (CVE-2023-20884)
Description
VMware Workspace ONE Access and VMware Identity Manager contain an insecure
redirect vulnerability. VMware has evaluated the severity of this issue to be
in the Moderate severity range with a maximum CVSSv3 base score of 6.1.
Known Attack Vectors
An unauthenticated malicious actor may be able to redirect a victim to an
attacker controlled domain due to improper path handling leading to sensitive
information disclosure.
Resolution
To remediate CVE-2023-20884 apply the patches listed in the 'Fixed Version'
column of the 'Response Matrix' below.
Workarounds
None.
Additional Documentation
None.
Notes
None.
Acknowledgements
VMware would like to thank Hari Namburi of Wells Fargo for reporting this
vulnerability to us.
Response Matrix
Product Version Running CVE Identifier CVSSv3 Severity Fixed Workarounds Additional
On Version Documentation
Workspace 22.09.1.0 Linux CVE-2023-20884 6.1 moderate KB92512 None None
ONE Access
Workspace 22.09.0.0 Linux CVE-2023-20884 6.1 moderate 22.09.1.0 None None
ONE Access
Workspace 21.08.x Linux CVE-2023-20884 6.1 moderate 22.09.1.0 None None
ONE Access
Workspace
ONE Access All Windows CVE-2023-20884 N/A N/A Unaffected N/A N/A
Connector
VMware
Identity 3.3.7 Linux CVE-2023-20884 6.1 moderate KB92512 None None
Manager
(vIDM)
VMware
Identity 3.3.6 Linux CVE-2023-20884 6.1 moderate 3.3.7 None None
Manager
(vIDM)
VMware
Identity
Manager All Windows CVE-2023-20884 N/A N/A Unaffected N/A N/A
(vIDM)
Connector
VMware
Cloud Any Any CVE-2023-20884 6.1 moderate KB92512 None None
Foundation
(vIDM)
4. References
VMware Workspace ONE Access 22.09.1.0 KB92512
VMware Identity Manager (vIDM) KB92512
VMware Cloud Foundation (vIDM) KB92512
Mitre CVE Dictionary Links:
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-20884
FIRST CVSSv3 Calculator:
CVE-2023-20884: 6.1 https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/
AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
5. Change Log
2023-05-30: VMSA-2023-0011
Initial security advisory.
6. Contact
E-mail: security@vmware.com
PGP key at:
https://kb.vmware.com/kb/1055
VMware Security Advisories
http://www.vmware.com/security/advisories
VMware Security Response Policy
https://www.vmware.com/support/policies/security_response.html
VMware Lifecycle Support Phases
https://www.vmware.com/support/policies/lifecycle.html
VMware Security & Compliance Blog
https://blogs.vmware.com/security
Twitter
https://twitter.com/VMwareSRC
Copyright 2023 VMware Inc. All rights reserved.
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