CVE-2021-22891 Missing authorization in Citrix ShareFile Storage Zones Controller
Unauthenticated attackers can remotely compromise the Citrix ShareFile Storage Zones Controller due to missing authorization checks.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-22891?
CVE-2021-22891 is a critical missing authorization vulnerability in Citrix ShareFile Storage Zones Controller, published on 27 May 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A missing authorization vulnerability exists in Citrix ShareFile Storage Zones Controller before 5.7.3, 5.8.3, 5.9.3, 5.10.1 and 5.11.18 may allow unauthenticated remote compromise of the Storage Zones Controller.
Weakness: CWE-862
Which versions are affected by CVE-2021-22891?
It affects 1 product.
Products include Citrix Sharefile Storagezones Controller.
How do I fix CVE-2021-22891?
No fix has been published for CVE-2021-22891 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2021-22891 being exploited?
There is no known exploitation of CVE-2021-22891 in the wild and no public exploit code.
Other vulnerabilities in Citrix ShareFile Storage Zones Controller
Sources
Also known as GHSA-8jfh-ph5c-r74h.