Citrix ShareFile Storage Zones Controller Security Update

by Danny Simmons
Senior Systems Engineer

Citrix recently announced that a security issue has been identified in Citrix ShareFile storage zones controller. This issue (CVE-2021-22941) potentially allows for an unauthenticated attacker to remotely compromise the storage zones controller.

All currently supported versions of Citrix ShareFile storage zones controller before 5.11.20 are affected by this issue. Customers using Citrix-managed storage zones in the cloud are not affected by this issue.

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

This issue has been addressed in the following versions of Citrix ShareFile storage zones controller:

  • ShareFile storage zones controller 5.11.20 and later versions

Further details regarding the vulnerability may be found at and Helient engineers are available to discuss and assist with remediation.

Helient Systems will be contacting our Managed Services customers to plan and schedule remediation against this vulnerability.

If you would like more information or assistance from our industry leading team of Citrix experts, please contact us at