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I. Basic Information for CVE-2023-2422
Vulnerability Information
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Vulnerability Title
Keycloak: oauth client impersonation
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in Keycloak. A Keycloak server configured to support mTLS authentication for OAuth/OpenID clients does not properly verify the client certificate chain. A client that possesses a proper certificate can authorize itself as any other client, therefore, access data that belongs to other clients.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
证书验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Red Hat Keycloak 信任管理问题漏洞
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，该漏洞源于服务器无法正确验证客户端证书链。
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
VendorProductAffected VersionsCPESubscribe
Red HatRed Hat Single Sign-On 7-cpe:/a:redhat:red_hat_single_sign_on:7.6.4
Red HatRed Hat Single Sign-On 7.6 for RHEL 7 0:18.0.8-1.redhat_00001.1.el7sso ~ * cpe:/a:redhat:red_hat_single_sign_on:7.6::el7
Red HatRed Hat Single Sign-On 7.6 for RHEL 8 0:18.0.8-1.redhat_00001.1.el8sso ~ * cpe:/a:redhat:red_hat_single_sign_on:7.6::el8
Red HatRed Hat Single Sign-On 7.6 for RHEL 9 0:18.0.8-1.redhat_00001.1.el9sso ~ * cpe:/a:redhat:red_hat_single_sign_on:7.6::el9
Red HatRHEL-8 based Middleware Containers 7.6-24 ~ * cpe:/a:redhat:rhosemc:1.0::el8
II. Public POCs for CVE-2023-2422
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III. Intelligence Information for CVE-2023-2422
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IV. Related Vulnerabilities
Same product: Red Hat Single Sign-On 7
Same vendor: Red Hat
Same weakness: CWE-295
V. Comments for CVE-2023-2422

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