Vulnerability identifier: #VU86655

Vulnerability risk: Low

CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-21722

CWE-ID: CWE-613

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Joomla!
Web applications / CMS

Vendor: Joomla!

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to insufficient session expiration issue when a user's MFA methods have been modified. A remote non-authenticated attacker can obtain or guess session token and gain unauthorized access to session that belongs to another user.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Joomla!: 5.0.0 - 5.0.2, 4.4.0 - 4.4.2, 4.3.0 - 4.3.4, 4.2.0 - 4.2.9, 4.1.0 - 4.1.5, 4.0.0 - 4.0.6, 3.10.0 - 3.10.14, 3.9.0 - 3.9.28, 3.8.0 - 3.8.13, 3.7.0 - 3.7.5, 3.6.0 - 3.6.5, 3.5.0 - 3.5.9, 3.0.4, 3.3.0 - 3.3.6, 3.2.0 - 3.2.7, 3.4.0 - 3.4.8

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External links
http://developer.joomla.org/security-centre/925-20240201-core-insufficient-session-expiration-in-mfa-management-views.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?

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