CVE-2018-10912

Description

keycloak before version 4.0.0.final is vulnerable to a infinite loop in session replacement. A Keycloak cluster with multiple nodes could mishandle an expired session replacement and lead to an infinite loop. A malicious authenticated user could use this flaw to achieve Denial of Service on the server.

Category

4.9
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.49%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: [UNKNOWN] keycloak
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2018:2428 vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10912 vendor advisory issue tracking
https://access.redhat.com/errata/RHSA-2019:0877 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-10912?
CVE-2018-10912 has been scored as a medium severity vulnerability.
How to fix CVE-2018-10912?
To fix CVE-2018-10912, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-10912 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-10912 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-10912?
CVE-2018-10912 affects [UNKNOWN] keycloak.
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