Cloud Software Group Security Advisory for CVE-2024-3661

Cloud Software Group Security Advisory for CVE-2024-3661

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Article ID: CTX677069

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Updated On:

Description

Cloud Software Group has evaluated the impact of vulnerability CVE-2024-3661 on our products. This vulnerability may allow an attacker on the same local network as the victim to read, disrupt, or modify network traffic expected to be protected by the VPN. 

Please find below the impact status:

  1. Citrix Secure Access client for Windows

    • Status: Not impacted

  1. Citrix Secure Access client for Android

    • Status: Not impacted

  1. Citrix Secure Access client for Linux

    • Status: Impacted - Install the latest update as soon as possible to address the impact: 24.8.5

  1. Citrix Secure Access client for Mac/iOS

    • Customers using MDM (Mobile Device Management): 

      • Status: Impacted 

      • Recommendation: 

        • Install the latest update as soon as possible to address the impact: 24.06.1

        • AND
        • set ‘EnforceRoutes’ to ‘1’ in the managed VPN configuration
      • Mitigating factors/Workaround:
        • Configure the settings listed below to reduce the risk of exploitation:
        • set ‘EnforceRoutes’ to ‘1’ in the managed VPN configuration and Local LAN access to ‘OFF’ on the Gateway
    • Customers not using MDM (Mobile Device Management):
      • Status: Impacted
      • Recommendation:
        • Install the latest update listed below as soon as possible to reduce the risk of exploitation: 24.06.1
      • Mitigating factors/Workaround:
        • Configure the settings listed below to reduce the risk of exploitation:

set Local LAN access to ‘OFF’ on the Gateway 

 

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

2024-06-24Initial Publication
2024-06-24Enabled email notification to subscribers
2024-09-17Added information about Citrix Secure Access client for Linux


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