CVE-2017-12160: Improper Authentication

May 13, 2022 (updated July 25, 2023)

It was found that Keycloak oauth would permit an authenticated resource to obtain an access/refresh token pair from the authentication server, permitting indefinite usage in the case of permission revocation. An attacker on an already compromised resource could use this flaw to grant himself continued permissions and possibly conduct further attacks.

References

access.redhat.com/errata/RHSA-2017:2904
access.redhat.com/errata/RHSA-2017:2905
access.redhat.com/errata/RHSA-2017:2906
bugzilla.redhat.com/show_bug.cgi?id=1484154
github.com/advisories/GHSA-qc72-gfvw-76h7
nvd.nist.gov/vuln/detail/CVE-2017-12160

Code Behaviors & Features

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