Information disclosure in Keycloak
CVE-2019-14820
It was found that keycloak before version 8.0.0 exposes internal adapter endpoints in org.keycloak.constants.AdapterConstants, which can be invoked via a specially-crafted URL. This vulnerability could allow an attacker to access unauthorized information.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.007 (52.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Keycloak — versions fixed in 8.0.0
- Red Hat Jboss Enterprise Application Platform — versions 6.4.0, 7.2.0
- Red Hat Jboss Fuse — versions 7.0.0
- Red Hat Keycloak
- Red Hat Single Sign-On — versions 7.3
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2019-14820?
- CVE-2019-14820 is a medium-severity vulnerability in Keycloak, classified under Information Disclosure. CVSS score: 4.3/10. Published 2020-01-08.
- How severe is CVE-2019-14820?
- Medium severity. CVSS v3 base score is 4.3 out of 10.