What is CVE-2022-37011?

CVE-2022-37011 is a critical-severity vulnerability in Mendix Saml, classified under Authentication Bypass by Capture-replay. CVSS score: 9.8/10. Published 2022-09-13.

How severe is CVE-2022-37011?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Mendix Saml

CVE-2022-37011

A vulnerability has been identified in Mendix SAML (Mendix 7 compatible) (All versions < V1.17.0), Mendix SAML (Mendix 8 compatible) (All versions < V2.3.0), Mendix SAML (Mendix 9 compatible, New Track) (All versions < V3.3.1), Mendix SAML (Mendix 9 compatible, Upgrade Track) (All versions < V3.3.0). Affected versions of the module insufficiently protect from packet capture replay. This could allow unauthorized remote attackers to bypass authentication and get access to the application. For compatibility reasons, fix versions still contain this issue, but only when the not recommended, non default configuration option `'Allow Idp Initiated Authentication'` is enabled.

EPSS: 0.011 (61.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Mendix Saml
Siemens Mendix Saml (Mendix 7 Compatible) — versions All versions < V1.17.0
Siemens Mendix Saml (Mendix 8 Compatible) — versions All versions < V2.3.0
Siemens Mendix Saml (Mendix 9 Compatible, New Track) — versions All versions < V3.3.1
Siemens Mendix Saml (Mendix 9 Compatible, Upgrade Track) — versions All versions < V3.3.0

Weakness classification (CWE)

CWE-294 — Authentication Bypass by Capture-replay

References

productcert@siemens.com (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-37011?: CVE-2022-37011 is a critical-severity vulnerability in Mendix Saml, classified under Authentication Bypass by Capture-replay. CVSS score: 9.8/10. Published 2022-09-13.
How severe is CVE-2022-37011?: Critical severity. CVSS v3 base score is 9.8 out of 10.