CVE-2020-14302

low-risk
Published 2020-12-15

A flaw was found in Keycloak before 13.0.0 where an external identity provider, after successful authentication, redirects to a Keycloak endpoint that accepts multiple invocations with the use of the same "state" parameter. This flaw allows a malicious user to perform replay attacks.

Do I need to act?

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0.15% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.9/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Redhat

References (2)

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1849584
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1849584
26
/ 100
low-risk
Severity 20/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal