CVE-2017-12160 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Reference

https://access.redhat.com/errata/RHSA-2017:2904 https://access.redhat.com/errata/RHSA-2017:2905 https://access.redhat.com/errata/RHSA-2017:2906 https://bugzilla.redhat.com/show_bug.cgi?id=1484154

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.2