Is CVE-2021-22891 actively exploited?

CVE-2021-22891 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2021-22891?

CVE-2021-22891 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2021-22891?

Patch guidance is available from citrix security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2021-22891.

Fix CVE-2021-22891 - CRITICAL

Q: Which products are affected by CVE-2021-22891?

5 products: citrix sharefile storagezones controller, citrix sharefile storagezones controller, citrix sharefile storagezones controller, citrix sharefile storagezones controller, citrix sharefile storagezones controller.

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.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-862 · Missing Authorization CWE-862 · Missing Authorization

Metadata

Primary Vendor: CITRIX
Published: 5/27/2021
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

citrix : sharefile_storagezones_controllercitrix : sharefile_storagezones_controllercitrix : sharefile_storagezones_controllercitrix : sharefile_storagezones_controllercitrix : sharefile_storagezones_controller

Remediation Guidance

Executive Summary

View on NIST NVD