CVSS: 6.1EPSS: 0%CPEs: 1EXPL: 3CVE-2021-20323 – keycloak-services: POST based reflected Cross Site Scripting vulnerability
https://notcve.org/view.php?id=CVE-2021-20323
A POST based reflected Cross Site Scripting vulnerability on has been identified in Keycloak. Se ha identificado una vulnerabilidad de tipo Cross Site Scripting reflejado basada en POST en Keycloak A flaw has been found in Keycloak. The clients-registrations endpoint allows execution of javascript code on the client-side, which makes it vulnerable to a Cross-Site Scripting attack. • https://github.com/ndmalc/CVE-2021-20323 https://github.com/Cappricio-Securities/CVE-2021-20323 https://github.com/cscpwn0sec/CVE-2021-20323 https://bugzilla.redhat.com/show_bug.cgi?id=2013577 https://access.redhat.com/security/cve/CVE-2021-20323 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •
CVSS: 6.8EPSS: 0%CPEs: 8EXPL: 0CVE-2021-3827 – CVE-2021-3827 keycloak-server-spi-private: ECP SAML binding bypasses authentication flows
https://notcve.org/view.php?id=CVE-2021-3827
A flaw was found in keycloak, where the default ECP binding flow allows other authentication flows to be bypassed. By exploiting this behavior, an attacker can bypass the MFA authentication by sending a SOAP request with an AuthnRequest and Authorization header with the user's credentials. The highest threat from this vulnerability is to confidentiality and integrity. Se ha encontrado un fallo en keycloak, en el que el flujo de vinculación ECP por defecto permite omitir otros flujos de autenticación. Al explotar este comportamiento, un atacante puede omitir la autenticación MFA mediante el envío de una petición SOAP con un encabezado AuthnRequest y Authorization con las credenciales del usuario. • https://access.redhat.com/security/cve/CVE-2021-3827 https://bugzilla.redhat.com/show_bug.cgi?id=2007512 https://github.com/keycloak/keycloak/commit/44000caaf5051d7f218d1ad79573bd3d175cad0d https://github.com/keycloak/keycloak/security/advisories/GHSA-4pc7-vqv5-5r3v • CWE-287: Improper Authentication •
CVSS: 7.5EPSS: 0%CPEs: 6EXPL: 0CVE-2021-3632 – keycloak: Anyone can register a new device when there is no device registered for passwordless login
https://notcve.org/view.php?id=CVE-2021-3632
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. Se ha encontrado un fallo en Keycloak. Esta vulnerabilidad permite a cualquiera registrar un nuevo dispositivo de seguridad o llave cuando no se presenta un dispositivo ya registrado para ningún usuario, al usar el flujo de inicio de sesión sin contraseña de WebAuthn. • https://access.redhat.com/security/cve/CVE-2021-3632 https://bugzilla.redhat.com/show_bug.cgi?id=1978196 https://github.com/keycloak/keycloak/commit/65480cb5a11630909c086f79d396004499fbd1e4 https://github.com/keycloak/keycloak/pull/8203 https://issues.redhat.com/browse/KEYCLOAK-18500 • CWE-287: Improper Authentication •
CVSS: 7.5EPSS: 0%CPEs: 1EXPL: 0CVE-2021-3513 – keycloak: Brute force attack is possible even after the account lockout
https://notcve.org/view.php?id=CVE-2021-3513
A flaw was found in keycloak where a brute force attack is possible even when the permanent lockout feature is enabled. This is due to a wrong error message displayed when wrong credentials are entered. The highest threat from this vulnerability is to confidentiality. Se ha encontrado un fallo en keycloak por el que es posible realizar un ataque de fuerza bruta incluso cuando la función de bloqueo permanente está habilitada. Esto es debido a un mensaje de error que es mostrado cuando son introducidos credenciales incorrectas. • https://access.redhat.com/security/cve/CVE-2021-3513 https://bugzilla.redhat.com/show_bug.cgi?id=1953439 • CWE-209: Generation of Error Message Containing Sensitive Information CWE-522: Insufficiently Protected Credentials •
CVSS: 7.5EPSS: 0%CPEs: 2EXPL: 0CVE-2021-3637 – keycloak-model-infinispan: authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly could lead to a DoS attack
https://notcve.org/view.php?id=CVE-2021-3637
A flaw was found in keycloak-model-infinispan in keycloak versions before 14.0.0 where authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly which could lead to a DoS attack. Se ha encontrado un fallo en keycloak-model-infinispan en keycloak versiones anteriores a 14.0.0, donde el mapa authenticationSessions en RootAuthenticationSessionEntity crece ilimitadamente, lo que podría conllevar a un ataque de DoS A flaw was found in keycloak-model-infinispan where the authenticationSessions map in RootAuthenticationSessionEntity grows boundlessly. This issue leads to a denial of service. • https://bugzilla.redhat.com/show_bug.cgi?id=1979638 https://access.redhat.com/security/cve/CVE-2021-3637 • CWE-770: Allocation of Resources Without Limits or Throttling •