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Advisory details: gitlab / maven/org.keycloak/keycloak-services/CVE-2021-3632
Advisory ID gitlab/maven/org.keycloak/keycloak-services/CVE-2021-3632
Aliases CVE-2021-3632
Summary Improper Authentication 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.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (3)
CWE-287 Improper Authentication
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3.1 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.keycloak/keycloak-services/CVE-2021-3632.yml
Reference id Reference type URL
https://github.com/keycloak/keycloak/commit/65480cb5a11630909c086f79d396004499fbd1e4
https://github.com/keycloak/keycloak/pull/8203
https://issues.redhat.com/browse/KEYCLOAK-18500
1978196 Bug https://bugzilla.redhat.com/show_bug.cgi?id=1978196
CVE-2021-3632 https://access.redhat.com/security/cve/CVE-2021-3632
CVE-2021-3632 https://nvd.nist.gov/vuln/detail/CVE-2021-3632
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://gitlab.com/gitlab-org/advisories-community/-/blob/main/maven/org.keycloak/keycloak-services/CVE-2021-3632.yml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.