Improper access control in Siemens Mendix Runtime

1) Improper access control

EUVDB-ID: #VU72460

Risk: Medium

CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-23835

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

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

The vulnerability exists due to improper access restrictions. A remote attacker can bypass XPath constraints and retrieve information using XPath queries that trigger errors.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Mendix Applications using Mendix 7: before 7.23.34

Mendix Applications using Mendix 8: before 8.18.23

Mendix Applications using Mendix 9: before 9.6.15

CPE2.3

• cpe:2.3:a:siemens:mendix_applications_using_mendix_7:*:*:*:*:*:*:*:
• cpe:2.3:a:siemens:mendix_applications_using_mendix_8:*:*:*:*:*:*:*:
• cpe:2.3:a:siemens:mendix_applications_using_mendix_9:*:*:*:*:*:*:*:

External links

http://cert-portal.siemens.com/productcert/pdf/ssa-252808.pdficsa-23-047-11

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.