Vulnerability Details : CVE-2021-22941
Used for ransomware!
Improper Access Control in Citrix ShareFile storage zones controller before 5.11.20 may allow an unauthenticated attacker to remotely compromise the storage zones controller.
Vulnerability category: BypassGain privilege
Products affected by CVE-2021-22941
- cpe:2.3:a:citrix:sharefile_storagezones_controller:*:*:*:*:*:*:*:*
CVE-2021-22941 is in the CISA Known Exploited Vulnerabilities Catalog
This issue is known to have been leveraged as part of a ransomware campaign.
CISA vulnerability name:
Citrix ShareFile Improper Access Control Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Improper Access Control in Citrix ShareFile storage zones controller may allow an unauthenticated attacker to remotely compromise the storage zones controller.
Notes:
https://nvd.nist.gov/vuln/detail/CVE-2021-22941
Added on
2022-03-25
Action due date
2022-04-15
Exploit prediction scoring system (EPSS) score for CVE-2021-22941
1.19%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 85 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-22941
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-22941
-
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.Assigned by: support@hackerone.com (Secondary)
References for CVE-2021-22941
-
https://support.citrix.com/article/CTX328123
Citrix ShareFile Storage Zones Controller Security UpdateVendor Advisory
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