Vulnerability Details : CVE-2019-14910
A vulnerability was found in keycloak 7.x, when keycloak is configured with LDAP user federation and StartTLS is used instead of SSL/TLS from the LDAP server (ldaps), in this case user authentication succeeds even if invalid password has entered.
Vulnerability category: BypassGain privilege
Products affected by CVE-2019-14910
- cpe:2.3:a:redhat:keycloak:7.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:keycloak:7.0.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-14910
0.18%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 55 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-14910
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.3
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N |
3.9
|
4.7
|
Red Hat, Inc. | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2019-14910
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: secalert@redhat.com (Secondary)
-
The product does not validate, or incorrectly validates, a certificate.Assigned by: nvd@nist.gov (Primary)
-
The authentication algorithm is sound, but the implemented mechanism can be bypassed as the result of a separate weakness that is primary to the authentication error.Assigned by: secalert@redhat.com (Secondary)
-
Assigned by: secalert@redhat.com (Secondary)
References for CVE-2019-14910
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14910
1778265 – (CVE-2019-14910) CVE-2019-14910 Keycloak: LDAP authentication accepts invalid passwords when using StartTLSIssue Tracking;Mitigation;Vendor Advisory
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