CVE-2021-3632
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I. Basic Information for CVE-2021-3632
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in Keycloak. This vulnerability allows anyone to register a new security device or key when there is not a device already registered for any user by using the WebAuthn password-less login flow.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
认证机制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Red Hat Single Sign-On 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Red Hat Single Sign-On是美国红帽（Red Hat）公司的一个身份验证和访问控制系统。该工具负责为系统的身份验证和访问控制功能，支持大多数身份验证协议（Oauth、OpenId Connect）等，并可轻易集成OpenShift和Red Hat中间件等多数产品。 Red Hat Single Sign-On 中存在授权问题漏洞，该漏洞源于产品未对用户身份做有效验证。攻击者可通过该漏洞在无密码的情况下注册设备。以下产品及版本受到影响：Red Hat Single Sign-On 7.4.
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 |
|---|---|---|---|---|
| - | keycloak | Fixed in v15.1.0 | - |
II. Public POCs for CVE-2021-3632
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://access.redhat.com/security/cve/CVE-2021-3632x_refsource_MISC
- https://github.com/keycloak/keycloak/pull/8203x_refsource_MISC
- https://bugzilla.redhat.com/show_bug.cgi?id=1978196x_refsource_MISC
- https://issues.redhat.com/browse/KEYCLOAK-18500x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-3632
Same Patch Batch · n/a · 2022-08-26 · 53 CVEs total
| CVE-2021-4216 | Artifex Software MuPDF 数字错误漏洞 | |
| CVE-2022-36548 | Edoc-doctor-appointment-system 跨站脚本漏洞 | |
| CVE-2022-36547 | Edoc-doctor-appointment-system 跨站脚本漏洞 | |
| CVE-2022-36542 | Edoc-doctor-appointment-system 安全漏洞 | |
| CVE-2022-36545 | Edoc-doctor-appointment-system SQL注入漏洞 | |
| CVE-2022-36544 | Edoc-doctor-appointment-system SQL注入漏洞 | |
| CVE-2022-36543 | Edoc-doctor-appointment-system SQL注入漏洞 | |
| CVE-2022-36546 | Edoc-doctor-appointment-system 跨站请求伪造漏洞 | |
| CVE-2022-0084 | Red Hat Data Grid 安全漏洞 | |
| CVE-2022-25625 | Broadcom Symantec Privileged Access Management 安全漏洞 | |
| CVE-2022-0168 | Linux kernel 代码问题漏洞 | |
| CVE-2021-3414 | Red Hat Satellite 安全漏洞 | |
| CVE-2021-3585 | openstack-tripleo-heat-templates 安全漏洞 | |
| CVE-2021-3563 | Red Hat OpenStack Platform 安全漏洞 | |
| CVE-2021-3754 | Red Hat Keycloak 安全漏洞 | |
| CVE-2021-3735 | QEMU 安全漏洞 | |
| CVE-2021-3703 | Red Hat OpenShift 安全漏洞 | |
| CVE-2021-3688 | Red Hat JBoss Core Services 信息泄露漏洞 | |
| CVE-2021-3669 | Linux kernel资源管理错误漏洞 | |
| CVE-2021-3644 | Red Hat Wildfly 访问控制错误漏洞 |
Showing top 20 of 53 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: keycloak
- CVE-2025-12150
Org.keycloak/keycloak-services: webauthn attestation stateme - CVE-2025-13467
Org.keycloak.storage.ldap: keycloak: deserialization of untr - CVE-2025-11538
Keycloak-server: debug default bind address - CVE-2025-12390
Org.keycloak.protocol.oidc.endpoints.logoutendpoint: offline - CVE-2025-10939
Org.keycloak/keycloak-quarkus-server: unable to restrict acc
Same vendor: n/a
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bettercap zerogod IPP Service zerogod_ipp_primitives.go ippR - CVE-2026-8270
Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
Same weakness: CWE-287
- CVE-2026-8244
Industrial Application Software IAS Canias ERP Login RMI imp - CVE-2026-8216
Industrial Application Software IAS Canias ERP Java RMI Sess - CVE-2026-8214
Industrial Application Software IAS Canias ERP RMI doAction - CVE-2026-42560
auth: Patreon provider assigns the same local user ID to eve - CVE-2026-41070
openvpn-auth-oauth2 returns FUNC_SUCCESS on client-deny, all
V. Comments for CVE-2021-3632
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