Most severe vulnerabilities for "redhat keycloak" 12.0.0

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redhat/rh-sso7-keycloakA flaw was found in Keycloak version from 12.0.0 and before 15.1.1 which allows an attacker with any…

Risk 81

Severity

8.8

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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.

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Remedy

Access to the user-creation functionality in the REST endpoint can be deactivated using CLI commands in undertow. run: bin/jboss-cli.sh --connect /subsystem=undertow/configuration=filter/expression-filter=keycloakPathOverrideUsersCreateEndpoint:add( \ expression="(regex('^/auth/admin/realms/(.*)/users$') and method(POST))-> response-code(400)" \ ) /subsystem=undertow/server=default-server/host=default-host/filter-ref=keycloakPathOverrideUsersCreateEndpoint:add()

First published (updated )

CVE-2021-4133

maven/org.keycloak:keycloak-coreRe-authentication is missing while updating the password. This may cause account takeover if any att…

Risk 64

Severity

6.8

AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

A flaw was found in Keycloak 12.0.0 where re-authentication does not occur while updating the password. This flaw allows an attacker to take over an account if they can obtain temporary, physical access to a user’s browser. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

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First published (updated )

CVE-2021-20262

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