Improper access control in Umbraco CMS



Published: 2023-12-13
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-48227
CWE-ID CWE-284
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Umbraco CMS
Web applications / CMS

Vendor Umbraco

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper access control

EUVDB-ID: #VU84402

Risk: Low

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

CVE-ID: CVE-2023-48227

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 in the backoffice component. A remote user with send for approval permissions can bypass implemented security restrictions and publish documents on the website.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Umbraco CMS: 8.0.0 - 12.2.0

External links

http://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-335x-5wcm-8jv2


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.



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