{"api_version":"1","generated_at":"2026-07-24T21:28:44+00:00","cve":"CVE-2021-23008","urls":{"html":"https://cve.report/CVE-2021-23008","api":"https://cve.report/api/cve/CVE-2021-23008.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-23008","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-23008"},"summary":{"title":"CVE-2021-23008","description":"On version 15.1.x before 15.1.3, 14.1.x before 14.1.4, 13.1.x before 13.1.4, 12.1.x before 12.1.6, and all versions of 16.0.x and 11.6.x., BIG-IP APM AD (Active Directory) authentication can be bypassed via a spoofed AS-REP (Kerberos Authentication Service Response) response sent over a hijacked KDC (Kerberos Key Distribution Center) connection or from an AD server compromised by an attacker. 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Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"23008","Ordinal":"2","NoteData":"2021-05-10","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"23008","Ordinal":"3","NoteData":"2021-05-10","Type":"Other","Title":"Modified"}]}}}