{
  "threat_severity" : "Moderate",
  "public_date" : "2023-11-14T00:00:00Z",
  "bugzilla" : {
    "description" : "keycloak: reflected XSS via wildcard in OIDC redirect_uri",
    "id" : "2249673",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2249673"
  },
  "cvss3" : {
    "cvss3_base_score" : "4.6",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N",
    "status" : "verified"
  },
  "cwe" : "CWE-79",
  "details" : [ "A flaw was found in Keycloak that prevents certain schemes in redirects, but permits them if a wildcard is appended to the token. This issue could allow an attacker to submit a specially crafted request leading to cross-site scripting (XSS) or further attacks. This flaw is the result of an incomplete fix for CVE-2020-10748.", "A flaw was found in Keycloak that prevents certain schemes in redirects, but permits them if a wildcard is appended to the token. This issue could allow an attacker to submit a specially crafted request leading to cross-site scripting (XSS) or further attacks. This flaw is the result of an incomplete fix for CVE-2020-10748." ],
  "acknowledgement" : "Red Hat would like to thank Lauritz Holtmann (https://security.lauritz-holtmann.de/) for reporting this issue.",
  "affected_release" : [ {
    "product_name" : "Red Hat build of Keycloak 22",
    "release_date" : "2023-12-14T00:00:00Z",
    "advisory" : "RHSA-2023:7861",
    "cpe" : "cpe:/a:redhat:build_keycloak:22::el9",
    "package" : "rhbk/keycloak-operator-bundle:22.0.7-1"
  }, {
    "product_name" : "Red Hat build of Keycloak 22",
    "release_date" : "2023-12-14T00:00:00Z",
    "advisory" : "RHSA-2023:7861",
    "cpe" : "cpe:/a:redhat:build_keycloak:22::el9",
    "package" : "rhbk/keycloak-rhel9:22-6"
  }, {
    "product_name" : "Red Hat build of Keycloak 22",
    "release_date" : "2023-12-14T00:00:00Z",
    "advisory" : "RHSA-2023:7861",
    "cpe" : "cpe:/a:redhat:build_keycloak:22::el9",
    "package" : "rhbk/keycloak-rhel9-operator:22-9"
  }, {
    "product_name" : "Red Hat build of Keycloak 22.0.7",
    "release_date" : "2023-12-14T00:00:00Z",
    "advisory" : "RHSA-2023:7860",
    "cpe" : "cpe:/a:redhat:build_keycloak:22"
  }, {
    "product_name" : "Red Hat Single Sign-On 7",
    "release_date" : "2024-02-13T00:00:00Z",
    "advisory" : "RHSA-2024:0804",
    "cpe" : "cpe:/a:redhat:red_hat_single_sign_on:7.6",
    "package" : "rh-sso7-keycloak"
  }, {
    "product_name" : "Red Hat Single Sign-On 7.6 for RHEL 7",
    "release_date" : "2023-12-14T00:00:00Z",
    "advisory" : "RHSA-2023:7854",
    "cpe" : "cpe:/a:redhat:red_hat_single_sign_on:7.6::el7",
    "package" : "rh-sso7-keycloak-0:18.0.11-2.redhat_00003.1.el7sso"
  }, {
    "product_name" : "Red Hat Single Sign-On 7.6 for RHEL 7",
    "release_date" : "2024-02-13T00:00:00Z",
    "advisory" : "RHSA-2024:0798",
    "cpe" : "cpe:/a:redhat:red_hat_single_sign_on:7.6::el7",
    "package" : "rh-sso7-keycloak-0:18.0.12-1.redhat_00001.1.el7sso"
  }, {
    "product_name" : "Red Hat Single Sign-On 7.6 for RHEL 8",
    "release_date" : "2023-12-14T00:00:00Z",
    "advisory" : "RHSA-2023:7856",
    "cpe" : "cpe:/a:redhat:red_hat_single_sign_on:7.6::el8",
    "package" : "rh-sso7-keycloak-0:18.0.11-2.redhat_00003.1.el8sso"
  }, {
    "product_name" : "Red Hat Single Sign-On 7.6 for RHEL 8",
    "release_date" : "2024-02-13T00:00:00Z",
    "advisory" : "RHSA-2024:0799",
    "cpe" : "cpe:/a:redhat:red_hat_single_sign_on:7.6::el8",
    "package" : "rh-sso7-keycloak-0:18.0.12-1.redhat_00001.1.el8sso"
  }, {
    "product_name" : "Red Hat Single Sign-On 7.6 for RHEL 9",
    "release_date" : "2023-12-14T00:00:00Z",
    "advisory" : "RHSA-2023:7855",
    "cpe" : "cpe:/a:redhat:red_hat_single_sign_on:7.6::el9",
    "package" : "rh-sso7-keycloak-0:18.0.11-2.redhat_00003.1.el9sso"
  }, {
    "product_name" : "Red Hat Single Sign-On 7.6 for RHEL 9",
    "release_date" : "2024-02-13T00:00:00Z",
    "advisory" : "RHSA-2024:0800",
    "cpe" : "cpe:/a:redhat:red_hat_single_sign_on:7.6::el9",
    "package" : "rh-sso7-keycloak-0:18.0.12-1.redhat_00001.1.el9sso"
  }, {
    "product_name" : "RHEL-8 based Middleware Containers",
    "release_date" : "2023-12-14T00:00:00Z",
    "advisory" : "RHSA-2023:7857",
    "cpe" : "cpe:/a:redhat:rhosemc:1.0::el8",
    "package" : "rh-sso-7/sso76-openshift-rhel8:7.6-38"
  }, {
    "product_name" : "RHEL-8 based Middleware Containers",
    "release_date" : "2023-12-14T00:00:00Z",
    "advisory" : "RHSA-2023:7857",
    "cpe" : "cpe:/a:redhat:rhosemc:1.0::el8",
    "package" : "rh-sso-7/sso7-rhel8-operator-bundle:7.6.6-2"
  }, {
    "product_name" : "RHEL-8 based Middleware Containers",
    "release_date" : "2024-02-13T00:00:00Z",
    "advisory" : "RHSA-2024:0801",
    "cpe" : "cpe:/a:redhat:rhosemc:1.0::el8",
    "package" : "rh-sso-7/sso76-openshift-rhel8:7.6-41"
  }, {
    "product_name" : "Single Sign-On 7.6.6",
    "release_date" : "2023-12-14T00:00:00Z",
    "advisory" : "RHSA-2023:7858",
    "cpe" : "cpe:/a:redhat:red_hat_single_sign_on:7.6.6",
    "package" : "rh-sso7-keycloak"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2023-6134\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-6134" ],
  "name" : "CVE-2023-6134",
  "csaw" : false
}