{"id":"CVE-2023-6841","summary":"Keycloak: amount of attributes per object is not limited and it may lead to dos","details":"A denial of service vulnerability was found in keycloak where the amount of attributes per object is not limited,an attacker by sending repeated HTTP requests could cause a resource exhaustion when the application send back rows with long attribute values.","aliases":["GHSA-w97f-w3hq-36g2"],"modified":"2026-08-12T03:51:10.713085097Z","published":"2024-09-10T16:15:32.639Z","related":["CGA-r3q3-vrf5-pph3"],"database_specific":{"cna_assigner":"redhat","cwe_ids":["CWE-231"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/6xxx/CVE-2023-6841.json"},"references":[{"type":"WEB","url":"https://access.redhat.com/downloads/content/package-browser/"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2023-6841"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/6xxx/CVE-2023-6841.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-6841"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2254714"},{"type":"PACKAGE","url":"https://github.com/keycloak/keycloak"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/keycloak/keycloak","events":[{"introduced":"e6a274ea0e31c6572e795f3372f006c88122539b"},{"fixed":"a43d7b1cd6fe713e491aafdc8c618721d34f10e6"}],"database_specific":{"cpe":"cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"24.0.0"},{"introduced":"7.0"},{"last_affected":"7.0"}],"source":["AFFECTED_FIELD","CPE_STRING"]}}],"versions":["7.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-6841.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}