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Rewterz Threat Advisory – CVE-2019-11634 – Citrix Multiple Products Security Bypass Vulnerability

Severity

High

Analysis Summary

A vulnerability has been identified in Citrix Workspace app and Receiver for Windows that could result in local drive access preferences not being enforced allowing an attacker read/write access to the clients local drives which could enable code execution on the client device.

Impact

Security Bypass

Affected Vendors

Citrix

Affected Products

  • Citrix Receiver for Windows 4.x
  • Citrix Workspace app for Windows 19.x

Remediation

Update to a fixed version.

Citrix Receiver for Windows: Update to version 4.9.6001.

Citrix Workspace app for Windows: Update to version 1904.