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CVE-2023-6563

🗓️ 14 Dec 2023 18:01:26Reported by redhatType 
cve
 cve
🔗 web.nvd.nist.gov👁 242 Views

Keycloak memory consumption vulnerability due to large number of offline tokens

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2023-6563
27 Dec 202321:16
–circl
cnnvd
CNNVD
Red Hat Keycloak Security Vulnerability
14 Dec 202300:00
–cnnvd
cvelist
Cvelist
CVE-2023-6563 Keycloak: offline session token dos
14 Dec 202318:01
–cvelist
euvd
EUVD
EUVD-2023-3108
3 Oct 202520:07
–euvd
github
Github Security Blog
Allocation of Resources Without Limits in Keycloak
14 Dec 202318:30
–github
mend
Mend
CVE-2023-6563
14 Dec 202318:01
–mend
nvd
NVD
CVE-2023-6563
14 Dec 202318:15
–nvd
osv_cve
osv_cve
CVE-2023-6563 Keycloak: offline session token dos
14 Dec 202318:01
–osv_cve
osv_ghsa
osv_ghsa
GHSA-54F3-C6HG-865H Allocation of Resources Without Limits in Keycloak
14 Dec 202318:30
–osv_ghsa
osv_rhsa
osv_rhsa
RHSA-2023:7854 Red Hat Security Advisory: Red Hat Single Sign-On 7.6.6 security update on RHEL 7
18 Sep 202408:44
–osv_rhsa
Rows per page
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Single Sign-On 7.6 for RHEL 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "rh-sso7-keycloak",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:18.0.11-2.redhat_00003.1.el7sso",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:red_hat_single_sign_on:7.6::el7"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Single Sign-On 7.6 for RHEL 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "rh-sso7-keycloak",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:18.0.11-2.redhat_00003.1.el8sso",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:red_hat_single_sign_on:7.6::el8"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Single Sign-On 7.6 for RHEL 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "rh-sso7-keycloak",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:18.0.11-2.redhat_00003.1.el9sso",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:red_hat_single_sign_on:7.6::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "RHEL-8 based Middleware Containers",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rh-sso-7/sso76-openshift-rhel8",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "7.6-38",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhosemc:1.0::el8"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "RHEL-8 based Middleware Containers",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rh-sso-7/sso7-rhel8-operator-bundle",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "7.6.6-2",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhosemc:1.0::el8"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Single Sign-On 7.6.6",
    "collectionURL": "https://access.redhat.com/jbossnetwork/restricted/listSoftware.html",
    "defaultStatus": "unaffected",
    "packageName": "rh-sso7-keycloak",
    "cpes": [
      "cpe:/a:redhat:red_hat_single_sign_on:7.6"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Build of Keycloak",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "keycloak-core",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/a:redhat:build_keycloak:"
    ]
  }
]

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22 Sep 2026 04:17Current
7.3High risk
Vulners AI Score7.3
CVSS 3.17.7
EPSS0.01239
242