Privilege escalation in Siemens Mendix SAML Module

Published: 2021-06-10
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2021-33712
Exploitation vector Network
Public exploit N/A
Vulnerable software
Mendix SAML Module
Client/Desktop applications / Other client software


Security Advisory

This security advisory describes one medium risk vulnerability.

1) Insufficient verification of data authenticity

Risk: Medium

CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-33712

CWE-ID: CWE-345 - Insufficient Verification of Data Authenticity

Exploit availability: No


The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to the affected software does not properly check various restrictions and validations imposed by an identity provider. A remote authenticated attacker can gain elevated privileges on the target system. 


Install updates from vendor's website.

Vulnerable software versions

Mendix SAML Module: before 2.1.2

CPE External links

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.