What is CVE-2021-22891?

CVE-2021-22891 is a critical-severity vulnerability in Citrix Sharefile_storagezones_controller, classified under Missing Authorization. CVSS score: 9.8/10. Published 2021-05-27.

How severe is CVE-2021-22891?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Citrix Sharefile_storagezones_controller

CVE-2021-22891

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.

Vulnerability class: Broken Access Control

EPSS: 0.011 (61.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Citrix Sharefile_storagezones_controller
N/a Citrix Sharefile Storage Zones Controller — versions 5.7.3, 5.8.3, 5.9.3, 5.10.1, 5.11.18

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

support@hackerone.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-22891?: CVE-2021-22891 is a critical-severity vulnerability in Citrix Sharefile_storagezones_controller, classified under Missing Authorization. CVSS score: 9.8/10. Published 2021-05-27.
How severe is CVE-2021-22891?: Critical severity. CVSS v3 base score is 9.8 out of 10.