Vulnerability in Red Hat Keycloak
CVE-2021-3461
A flaw was found in keycloak where keycloak may fail to logout user session if the logout request comes from external SAML identity provider and Principal Type is set to Attribute [Name].
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.003 (20.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Red Hat Keycloak — versions 9.0.13
- Red Hat Single Sign-On — versions 7.0, 7.4, 7.4.7
- Keycloak — versions rh-sso7-keycloak 9.0.13
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2021-3461?
- CVE-2021-3461 is a high-severity vulnerability in Red Hat Keycloak, classified under Insufficient Session Expiration. CVSS score: 7.1/10. Published 2022-04-01.
- How severe is CVE-2021-3461?
- High severity. CVSS v3 base score is 7.1 out of 10.
- Is CVE-2021-3461 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.