Incorrect Implementation of Authentication Algorithm in Siemens products - CVE-2023-25957

Vulnerability identifier: #VU73709

CSH Severity: High

CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-25957

CWE-ID: CWE-303

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the affected application insufficiently verifies the SAML assertions. A remote attacker can bypass authentication and get access to the application.

Mendix SAML (Mendix 7 compatible)
Mendix SAML (Mendix 8 compatible)
Mendix SAML (Mendix 9 compatible, New Track)
Mendix SAML (Mendix 9 compatible, Upgrade Track)

Install updates from vendor's website.

Mendix SAML (Mendix 7 compatible) - update to 1.17.3
Mendix SAML (Mendix 8 compatible) - update to 2.3.0
Mendix SAML (Mendix 9 compatible, New Track) - update to 3.3.0
Mendix SAML (Mendix 9 compatible, Upgrade Track) - update to 3.3.0

• https://cert-portal.siemens.com/productcert/pdf/ssa-851884.pdf

• Incorrect Implementation of Authentication Algorithm in Siemens Mendix SAML Module