Duplicate Advisory: Keycloak exposes sensitive information in Pushed Authorization Requests (PAR)
GHSA-4vrx-8phj-x3mg
Published · Modified
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Description
Duplicate Advisory
This advisory has been withdrawn because it is a duplicate of GHSA-69fp-7c8p-crjr. This link is maintained to preserve external references.
Original Description
A flaw was found in Keycloak in OAuth 2.0 Pushed Authorization Requests (PAR). Client-provided parameters were found to be included in plain text in the KC_RESTART cookie returned by the authorization server's HTTP response to a request_uri authorization request, possibly leading to an information disclosure vulnerability.
References
- ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2024-4540
- WEB https://access.redhat.com/errata/RHSA-2024:3566
- WEB https://access.redhat.com/errata/RHSA-2024:3567
- WEB https://access.redhat.com/errata/RHSA-2024:3568
- WEB https://access.redhat.com/errata/RHSA-2024:3570
- WEB https://access.redhat.com/errata/RHSA-2024:3572
- WEB https://access.redhat.com/errata/RHSA-2024:3573
- WEB https://access.redhat.com/errata/RHSA-2024:3574
- WEB https://access.redhat.com/errata/RHSA-2024:3575
- WEB https://access.redhat.com/errata/RHSA-2024:3576
- WEB https://access.redhat.com/security/cve/CVE-2024-4540
- WEB https://bugzilla.redhat.com/show_bug.cgi?id=2279303
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