---
cve: "CVE-2023-6927"
severity: "MEDIUM"
cvss: 4.6
epss: "1.1%"
vendor: "Red Hat"
kev: false
exploited: false
published: "2023-12-18 23:15:10"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-17T03:45:30+02:00"
---

# CVE-2023-6927

> 4.6 MEDIUM

## Beschreibung

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.

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Erforderlich | good |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Gering | warn |
| I Integrität | Gering | warn |
| A Verfügbarkeit | Keine | good |

## Referenzen

- <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/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/security/cve/CVE-2023-6927>
- <https://bugzilla.redhat.com/show_bug.cgi?id=2255027>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-6927) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_