CVE-2023-24486: Citrix Workspace app for Linux Security Bulletin for CVE-2023-24486

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Security Bulletin | Severity: High | {{likeCount}} found this helpful | Created: {{articleFormattedCreatedDate}} | Modified: {{articleFormattedModifiedDate}}

Description of Problem

A vulnerability has been identified in Citrix Workspace app for Linux that, if exploited, may result in a malicious local user being able to gain access to the Citrix Virtual Apps and Desktops session of another user who is using the same computer from which the ICA session is launched.

CVE ID

Description

Vulnerability Type

Pre-conditions

CVE-2023-24486

Session takeover

CWE-284: Improper Access Control

Local user access to a system where another user is utilizing a vulnerable version of Citrix Workspace App for Linux to launch published desktops and applications

This issue affects all supported versions of Citrix Workspace app for Linux before 2302

Mitigating Factors

Customers are not affected by this issue when they use the native Citrix Workspace App for Linux clients to initiate connections to launch published desktops and applications.

What Customers Should Do

This issue has been addressed in the following versions of Citrix Workspace app for Linux:

• Citrix Workspace app for Linux 2302 and later

Citrix strongly recommends that affected customers upgrade to a fixed version as soon as possible.

The latest version of Citrix Workspace app for Linux is available from the following Citrix website location:

https://www.citrix.com/downloads/workspace-app/linux/

Acknowledgements

Citrix thanks Russell Howe for working with us to protect Citrix customers.

What Citrix is Doing

Citrix is notifying customers and channel partners about this potential security issue through the publication of this security bulletin on the Citrix Knowledge Center at https://support.citrix.com/securitybulletins.

Obtaining Support on This Issue

If you require technical assistance with this issue, please contact Citrix Technical Support. Contact details for Citrix Technical Support are available at https://www.citrix.com/support/open-a-support-case.

Subscribe to Receive Alerts

Citrix strongly recommends that all customers subscribe to receive alerts when a Citrix security bulletin is created or modified at https://support.citrix.com/user/alerts.

Reporting Security Vulnerabilities to Citrix

Citrix welcomes input regarding the security of its products and considers any and all potential vulnerabilities seriously. For details on our vulnerability response process and guidance on how to report security-related issues to Citrix, please see the following webpage: https://www.citrix.com/about/trust-center/vulnerability-process.html.

Disclaimer

This document is provided on an “as is” basis and does not imply any kind of guarantee or warranty, including the warranties of merchantability or fitness for a particular use. Your use of the information on the document is at your own risk. Citrix reserves the right to change or update this document at any time. Customers are therefore recommended to always view the latest version of this document directly from the Citrix Knowledge Center.

Changelog

Date

Change

2023-02-14

Initial publication

2023-02-23

Acknowledgments added

2023-02-26

Mitigating factors added

2023-02-27

Updated the downloads link