Improper access control in Citrix ShareFile storage zones controller



Published: 2021-09-23 | Updated: 2023-09-21
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-22941
CWE-ID CWE-284
Exploitation vector Network
Public exploit Vulnerability #1 is being exploited in the wild.
Vulnerable software
Subscribe 		ShareFile storage zones controller
Server applications / File servers (FTP/HTTP)

Vendor

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Improper access control

EUVDB-ID: #VU80954

Risk: High

CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:H/RL:O/RC:C]

CVE-ID: CVE-2021-22941

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote attacker can bypass implemented security restrictions and compromise the affected system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ShareFile storage zones controller: before 5.11.20

External links

http://support.citrix.com/article/CTX328123


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.



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