6.1

CVE-2023-6927

Keycloak: open redirect via "form_post.jwt" jarm response mode

keycloak-core: open redirect via "form_post.jwt" JARM response mode

A flaw was found in Keycloak. This issue may allow an attacker to steal authorization codes or tokens from clients using a wildcard in the JARM response mode "form_post.jwt" which could be used to bypass the security patch implemented to address CVE-2023-6134.
Mögliche Gegenmaßnahme
Keycloak Server: Install latest version
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Redhat ≫ Keycloak Version-
Redhat ≫ Single Sign-on Version7.0
Weitere Schwachstelleninformationen
SystemKeycloak
≫
Produkt Keycloak Server
Version < 23.0.4
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.11% 0.616
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.1 2.8 2.7
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
secalert@redhat.com 4.6 2.1 2.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
CWE-601 URL Redirection to Untrusted Site ('Open Redirect')

The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect.

https://access.redhat.com/errata/RHSA-2024:0798
https://access.redhat.com/errata/RHSA-2024:0799
https://access.redhat.com/errata/RHSA-2024:0800
https://access.redhat.com/errata/RHSA-2024:0801
https://access.redhat.com/errata/RHSA-2024:0804
https://access.redhat.com/errata/RHSA-2024:0094
https://access.redhat.com/errata/RHSA-2024:0095
https://access.redhat.com/errata/RHSA-2024:0096
https://access.redhat.com/errata/RHSA-2024:0097
https://access.redhat.com/errata/RHSA-2024:0098
https://access.redhat.com/errata/RHSA-2024:0100
https://access.redhat.com/errata/RHSA-2024:0101
https://access.redhat.com/security/cve/CVE-2023-6927
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2255027
Vendor Advisory
Issue Tracking
https://github.com/keycloak/keycloak/security/advisories/GHSA-9vm7-v8wj-3fqw
Third Party Advisory