Vulnerability identifier: #VU83452

Vulnerability risk: Low

CVSSv3.1: 5.8 [CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-22521

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Crowd
Server applications / Directory software, identity management

Vendor: Atlassian

Description

The vulnerability allows a remote user to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote privileged user can pass specially crafted input to the application and execute arbitrary code on the server.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Crowd: 5.2.0, 5.1 - 5.1.5, 5.0 - 5.0.8, 4.4.0 - 4.4.5, 4.3.0 - 4.3.9, 4.2.0 - 4.2.5, 4.1.0 - 4.1.10, 4.0.0 - 4.0.5, 3.7.0 - 3.7.2, 3.6.0 - 3.6.2, 3.5.0 - 3.5.1, 3.4.6

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External links
http://confluence.atlassian.com/pages/viewpage.action?pageId=1318881573
http://jira.atlassian.com/browse/CWD-6139

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.