CVE-2020-35509
medium
CVSS v3
—
CVSS v4 NEW
—
VIR risk
5.5
Description
Keycloak vulnerable to Improper Certificate Validation
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Arch Fixed 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Fixed | 14.0.0-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Maven | org.keycloak:keycloak-core | <14.0.0 | 14.0.0 |
References
- https://security.archlinux.org/ASA-202106-53
- https://nvd.nist.gov/vuln/detail/CVE-2020-35509
- https://github.com/keycloak/keycloak/pull/6330
- https://github.com/keycloak/keycloak/pull/8067
- https://github.com/keycloak/keycloak/commit/478319348bdfdb9b6d39122f41edf2af79f679bb
- https://access.redhat.com/security/cve/cve-2020-35509
- https://bugzilla.redhat.com/show_bug.cgi?id=1912427
- https://github.com/keycloak/keycloak
- https://github.com/keycloak/keycloak/blob/4f330f4a57cbfcf6202b60546518261c66e59a35/services/src/main/java/org/keycloak/authentication/authenticators/x509/ValidateX509CertificateUsername.java#L74-L76
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.