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I. Basic Information for CVE-2022-4137
Vulnerability Information
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Vulnerability Title
Keycloak: reflected xss attack
Source: NVD (National Vulnerability Database)
Vulnerability Description
A reflected cross-site scripting (XSS) vulnerability was found in the 'oob' OAuth endpoint due to incorrect null-byte handling. This issue allows a malicious link to insert an arbitrary URI into a Keycloak error page. This flaw requires a user or administrator to interact with a link in order to be vulnerable. This may compromise user details, allowing it to be changed or collected by an attacker.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
错误消息Web页面中脚本转义处理不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Red Hat Keycloak 跨站脚本漏洞
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，该漏洞源于不正确的空字节处理，存在反射型跨站脚本(XSS)漏洞。
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
Red HatRed Hat Single Sign-On 7.6 for RHEL 7 0:18.0.6-1.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 0:18.0.6-1.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 0:18.0.6-1.redhat_00001.1.el9sso ~ * cpe:/a:redhat:red_hat_single_sign_on:7.6::el9
II. Public POCs for CVE-2022-4137
#POC DescriptionSource LinkShenlong Link
1Nonehttps://github.com/shoucheng3/keycloak__keycloak_CVE-2022-4137_20-0-3POC Details
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III. Intelligence Information for CVE-2022-4137
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IV. Related Vulnerabilities
Same product: Red Hat Single Sign-On 7
Same vendor: Red Hat
Same weakness: CWE-81
V. Comments for CVE-2022-4137

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