GitHub Advisoryadvisory · Maven

GHSA-69fp-7c8p-crjr Keycloak exposes sensitive information in Pushed Authorization Requests (PAR)

HIGH Published 2024-06-10 Modified 2024-07-31 Official page ↗
Aliases
CVE-2024-4540
Ecosystem
Maven
Packages
org.keycloak:keycloak-services
Severity
High
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weaknesses
CWE-200, CWE-922
Reviewed
2024-06-10

Affected packages

• Maven org.keycloak:keycloak-services: < 24.0.5 → fixed in 24.0.5

Description

A flaw was found in Keycloak in the 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. This could lead to an information disclosure vulnerability.

Related

Alias · CVE (1)

  • CVE-2024-4540 A flaw was found in Keycloak in OAuth 2.0 Pushed Authorization Requests (PAR). vulnerability

Weakness · CWE (2)

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness
  • CWE-922 Insecure Storage of Sensitive Information weakness

References