Multiple vulnerabilities in Joomla!



Published: 2023-01-31
Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2023-23751
CVE-2023-23750
CWE-ID CWE-284
CWE-352
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Joomla!
Web applications / CMS

Vendor Joomla!

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper access control

EUVDB-ID: #VU71711

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-23751

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

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

The vulnerability exists due to improper access restrictions. A remote unprivileged user can access com_actionlogs and obtain potentially sensitive information.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Joomla!: 4.0.0 - 4.2.6

External links

http://developer.joomla.org/security-centre/891-20230102-core-missing-acl-checks-for-com-actionlogs.html


Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

2) Cross-site request forgery

EUVDB-ID: #VU71710

Risk: Low

CVSSv3.1: 3 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-23750

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin when handling post-installation messages. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Joomla!: 4.0.0 - 4.2.6

External links

http://developer.joomla.org/security-centre/890-20230101-core-csrf-within-post-installation-messages.html


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.



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