CVE-2019-14909 Keycloak Authentication Error
Attackers can bypass authentication in Keycloak when LDAP anonymous bind is enabled, allowing unauthorized access with any password.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-14909?
CVE-2019-14909 is a critical authentication bypass vulnerability in Redhat Keycloak, published on 4 Dec 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability was found in Keycloak 7.x where the user federation LDAP bind type is none (LDAP anonymous bind), any password, invalid or valid will be accepted.
Which versions are affected by CVE-2019-14909?
2 open source packages ship an affected version, including org.keycloak:keycloak-parent. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.keycloak:keycloak-parent Maven | From 7.0.0 to 7.0.1 | None |
org.keycloak:keycloak-parent Maven | From 7.0.0 to 7.0.1 | None |
Products include Redhat Keycloak.
How do I fix CVE-2019-14909?
No fix has been published for CVE-2019-14909 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2019-14909 being exploited?
There is no known exploitation of CVE-2019-14909 in the wild and no public exploit code.
Other vulnerabilities in Redhat Keycloak
- CVE-2022-4361 Keycloak vulnerable to cross-site scripting when validating URI-schemes on SAML and OIDC
- CVE-2022-1245 Keycloak vulnerable to privilege escalation on Token Exchange feature
- CVE-2021-20195 keycloak Self Stored Cross-site Scripting vulnerability
- CVE-2019-14910 Keycloak Authentication Error
- CVE-2022-3782 Keycloak vulnerable to path traversal via double URL encoding
Sources
Also known as GHSA-fv4q-wm8c-wjg4.