CVE-2023-6544— Keycloak: authorization bypass
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I. Basic Information for CVE-2023-6544
Vulnerability Information
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Vulnerability Title
Keycloak: authorization bypass
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in the Keycloak package. This issue occurs due to a permissive regular expression hardcoded for filtering which allows hosts to register a dynamic client. A malicious user with enough information about the environment could jeopardize an environment with this specific Dynamic Client Registration and TrustedDomain configuration previously unauthorized.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
宽松定义的正则表达式
Source: NVD (National Vulnerability Database)
Vulnerability Title
Red Hat Keycloak 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Red Hat Keycloak是美国红帽（Red Hat）公司的一套为现代应用和服务提供身份验证和管理功能的软件。 Red Hat Keycloak存在安全漏洞，该漏洞源于用于过滤的硬编码的宽松正则表达式允许主机注册动态客户端。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Red Hat | Red Hat build of Keycloak 22 | 22.0.10-1 ~ * | cpe:/a:redhat:build_keycloak:22::el9 | |
| Red Hat | Red Hat build of Keycloak 22 | 22-13 ~ * | cpe:/a:redhat:build_keycloak:22::el9 | |
| Red Hat | Red Hat build of Keycloak 22 | 22-16 ~ * | cpe:/a:redhat:build_keycloak:22::el9 | |
| Red Hat | Red Hat build of Keycloak 22.0.10 | - | cpe:/a:redhat:build_keycloak:22 | |
| Red Hat | Red Hat Single Sign-On 7.6 for RHEL 7 | 0:18.0.13-1.redhat_00001.1.el7sso ~ * | cpe:/a:redhat:red_hat_single_sign_on:7.6::el7 | |
| Red Hat | Red Hat Single Sign-On 7.6 for RHEL 8 | 0:18.0.13-1.redhat_00001.1.el8sso ~ * | cpe:/a:redhat:red_hat_single_sign_on:7.6::el8 | |
| Red Hat | Red Hat Single Sign-On 7.6 for RHEL 9 | 0:18.0.13-1.redhat_00001.1.el9sso ~ * | cpe:/a:redhat:red_hat_single_sign_on:7.6::el9 | |
| Red Hat | RHEL-8 based Middleware Containers | 7.6-46 ~ * | cpe:/a:redhat:rhosemc:1.0::el8 | |
| Red Hat | RHSSO 7.6.8 | - | cpe:/a:redhat:red_hat_single_sign_on:7.6 |
II. Public POCs for CVE-2023-6544
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|---|
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IV. Related Vulnerabilities
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V. Comments for CVE-2023-6544
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