Vulnerability · Published Aug 26, 2022 · Assigned by redhat
CVE-2021-3632
High 7.5
In plain English
A high-severity improper authentication in keycloak. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 67% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.2%top 32.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Maven | org.keycloak:keycloak-core | 15.1.0 | GHSA-qpq9-jpv4-6gwr |
Affected products (as reported)
Weakness: CWE-287
References
- https://issues.redhat.com/browse/KEYCLOAK-18500 x_refsource_MISC
- https://bugzilla.redhat.com/show_bug.cgi?id=1978196 x_refsource_MISC
- https://access.redhat.com/security/cve/CVE-2021-3632 x_refsource_MISC
- https://github.com/keycloak/keycloak/pull/8203 x_refsource_MISC
- https://github.com/keycloak/keycloak/commit/65480cb5a11630909c086f79d396004499fbd1e4 x_refsource_MISC