CVE-2023-6544 is a medium-severity flaw in Keycloak, stemming from a permissive regular expression used for filtering dynamic client registrations. This vulnerability allows an authenticated attacker to register unauthorized dynamic clients, potentially compromising environments with specific Dynamic Client Registration and TrustedDomain configurations. The attack requires low privileges and network access, leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Red Hat | Red Hat Single Sign-On 7.6 For RHEL 7 | Range not provided by sourceCNA affecteddefault affected | |
| Red Hat | Red Hat Single Sign-On 7.6 For RHEL 8 | Range not provided by sourceCNA affecteddefault affected | |
| Red Hat | Red Hat Single Sign-On 7.6 For RHEL 9 | Range not provided by sourceCNA affecteddefault affected | |
| Red Hat | Red Hat Build Of Keycloak 22 | Range not provided by sourceCNA affecteddefault affected | |
| Red Hat | RHEL-8 Based Middleware Containers | Range not provided by sourceCNA affecteddefault affected |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.