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CVE-2021-4133

Quick assessment

Affected
n/a Keycloak
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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 存在访问控制错误漏洞，该漏洞源于Keycloak不正确的授权允许无特权的用户创建其他用户。

AI Predicted 7.5 Difficulty: Easy EPSS 1.37% · P71

Possible ATT&CK Techniques 1 AI

T1136 · Create Account
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I. Basic Information for CVE-2021-4133

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in Keycloak in versions from 12.0.0 and before 15.1.1 which allows an attacker with any existing user account to create new default user accounts via the administrative REST API even when new user registration is disabled.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
Vulnerability Title
Red Hat Keycloak 访问控制错误漏洞
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 存在访问控制错误漏洞，该漏洞源于Keycloak不正确的授权允许无特权的用户创建其他用户。
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 keycloak 15.1.1 -

II. Public POCs for CVE-2021-4133

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III. Intelligence Information for CVE-2021-4133

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Vendor Advisories for CVE-2021-4133 (3)

Other References for CVE-2021-4133 (1)

Same Patch Batch · n/a · 2022-01-25 · 67 CVEs total

CVE-2021-45803 MartDevelopers Iresturant SQL注入漏洞
CVE-2021-40159 Autodesk Inventor 信息泄露漏洞
CVE-2021-40158 Autodesk Inventor 缓冲区错误漏洞
CVE-2021-44988 JerryScript 缓冲区错误漏洞
CVE-2021-46483 Jsish 缓冲区错误漏洞
CVE-2022-23935 exiftool 操作系统命令注入漏洞
CVE-2021-45340 libsixel 代码问题漏洞
CVE-2021-45844 FreeCad 操作系统命令注入漏洞
CVE-2021-45845 FreeCad 操作系统命令注入漏洞
CVE-2021-45802 MartDevelopers Iresturant SQL注入漏洞
CVE-2021-46481 Jsish 安全漏洞
CVE-2021-46113 MartDevelopers KEA-Hotel-ERP 代码问题漏洞
CVE-2021-45846 Slic3r 代码问题漏洞
CVE-2021-45847 Slic3r 代码问题漏洞
CVE-2021-46089 JeecgBoot SQL注入漏洞
CVE-2021-46033 ForestBlog 代码问题漏洞
CVE-2021-46034 ForestBlog 跨站脚本漏洞
CVE-2021-46086 Mindskip xzs-mysql 权限许可和访问控制问题漏洞
CVE-2021-46084 Uscat 跨站脚本漏洞
CVE-2021-46083 Uscat 跨站脚本漏洞

Showing top 20 of 67 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Keycloak
Same vendor: n/a
Same weakness: CWE-863

V. Comments for CVE-2021-4133

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