Vulnerability identifier: #VU72333

Vulnerability 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-2023-23752

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Joomla!
Web applications / CMS

Vendor: Joomla!

Description

The vulnerability allows a remote attacker to compromise the web application.

The vulnerability exists due to improper access restrictions to Web Service endpoints. A remote attacker can bypass implemented security restrictions and compromise the web application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Joomla!: 4.2.0 - 4.2.7, 4.1.0 - 4.1.5, 4.0.0 - 4.0.6

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External links
http://developer.joomla.org/security-centre/894-20230201-core-improper-access-check-in-webservice-endpoints.html

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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.