CVE-2023-3597

medium

Description

A flaw was found in Keycloak, where it does not correctly validate its client step-up authentication in org.keycloak.authentication. This flaw allows a remote user authenticated with a password to register a false second authentication factor along with an existing one and bypass authentication.

References

https://bugzilla.redhat.com/show_bug.cgi?id=2221760

https://access.redhat.com/security/cve/CVE-2023-3597

https://access.redhat.com/errata/RHSA-2024:1868

https://access.redhat.com/errata/RHSA-2024:1867

Details

Source: Mitre, NVD

Published: 2024-04-25

Updated: 2024-04-25

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 5

Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

Severity: Medium