{"status":"success","advisory":{"_id":"683547255b16347a91c39db0","kb_acknowledgements":null,"kb_affected_list":["Clustered Data ONTAP","Data ONTAP operating in 7-Mode"],"kb_bad_data":false,"kb_cve":["CVE-2019-8936"],"kb_exploitation":"Public","kb_fixes":[{"product":"Data ONTAP operating in 7-Mode","fixes":[{"link":"https://mysupport.netapp.com/NOW/download/software/ontap/8.2.5P2/","cves":[]}],"instructions":"","wontfix":false,"eos_link":null},{"product":"Clustered Data ONTAP","fixes":[{"link":"https://mysupport.netapp.com/NOW/download/software/ontap/9.2/","cves":[]},{"link":"https://mysupport.netapp.com/NOW/download/software/ontap/9.3/","cves":[]},{"link":"https://mysupport.netapp.com/NOW/download/software/ontap/9.4/","cves":[]},{"link":"https://mysupport.netapp.com/NOW/download/software/ontap/9.5/","cves":[]}],"instructions":"","wontfix":false,"eos_link":null}],"kb_impact":"Successful exploitation of this vulnerability could lead to Denial of Service (DoS).\r\n\r\n<p>Clustered Data ONTAP versions prior to 9.2 are affected.\r\n<br><br>\r\nFor clustered Data ONTAP version 9.2 and higher NTP mode 6 packets are rejected by default. Ensure they have not been re-enabled using the 'cluster time-service ntp security show' advanced privilege command and verifying that 'External queries enabled?' shows as 'false'. \r\n</p>","kb_internal_notes":[{"burt":"1235022","jira":"","product":"Clustered Data ONTAP"},{"burt":"1235023","jira":"","product":"Data ONTAP operating in 7-Mode"},{"burt":"1235026","jira":"","product":"NetApp Cloud Backup (formerly AltaVault)"},{"burt":"","jira":"","product":"NetApp HCI Compute Node (Bootstrap OS)"},{"burt":"","jira":"","product":"NetApp HCI Storage Nodes"},{"burt":"","jira":"","product":"NetApp SolidFire & HCI Management Node"},{"burt":"","jira":"","product":"NetApp SolidFire & HCI Storage Node (Element Software)"},{"burt":"1235025","jira":"","product":"NetApp SteelStore Cloud Integrated Storage"},{"burt":"1235027","jira":"","product":"NetApp VASA Provider for Clustered Data ONTAP 7.2 and above"},{"burt":"1235024","jira":"","product":"Storage Replication Adapter for Clustered Data ONTAP for VMware vSphere 7.2 and above"},{"burt":"1235029","jira":"","product":"StorageGRID (formerly StorageGRID Webscale)"},{"burt":"1235028","jira":"","product":"StorageGRID9 (9.x and prior)"},{"burt":"1235031","jira":"","product":"Virtual Storage Console for VMware vSphere 7.2 and above"}],"kb_investigating_list":[],"kb_num":"9010000","kb_ref":["https://gitlab.com/NTPsec/ntpsec/issues/509"],"kb_rev_history":[{"comment":"Initial Public Release, Final status","date":"20190503","version":"1.0"}],"kb_revised_list":[],"kb_scoring":{"CVE-2019-8936":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H"},"kb_scoring_calc":[{"cve_id":"CVE-2019-8936","range":"MEDIUM","score":5.3,"vector":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H"}],"kb_status":"Final","kb_summary":"Multiple NetApp products contain Network Time Protocol Daemon (ntpd). NTP versions prior to 4.2.8p13 are susceptible to a vulnerability which when successfully exploited could lead to Denial of Service (DoS).","kb_title":"CVE-2019-8936 Network Time Protocol Daemon (ntpd) Vulnerability in NetApp Products","kb_unaffected_list":["7-Mode Transition Tool","ATTO FibreBridge","Active IQ Unified Manager (formerly OnCommand Unified Manager) for Linux 7.3 and above","Active IQ Unified Manager (formerly OnCommand Unified Manager) for VMware vSphere 9.5 and above","Active IQ Unified Manager (formerly OnCommand Unified Manager) for Windows 7.3 and above","Active IQ mobile app","Brocade Fabric Operating System Firmware","Brocade Network Advisor Software","Clustered Data ONTAP Antivirus Connector","E-Series SANtricity Management Plug-ins (VMware vCenter)","E-Series SANtricity OS Controller Software 11.x","E-Series SANtricity Storage Manager","E-Series SANtricity Web Services (REST API) for Web Services Proxy","Element Plug-in for vCenter Server","FAS/AFF BIOS","FAS/AFF Baseboard Management Controller (BMC)","Host Utilities - SAN for Linux","Host Utilities - SAN for Windows","MAX Data","MetroCluster Tiebreaker for clustered Data ONTAP","NetApp Cloud Backup (formerly AltaVault)","NetApp Cloud Backup OST Plug-in (formerly AltaVault OST Plug-in)","NetApp Converged Systems Advisor Agent","NetApp Element System Firmware","NetApp HCI Compute Node (Bootstrap OS)","NetApp HCI Compute Node BIOS","NetApp HCI Storage Nodes","NetApp Manageability SDK","NetApp NFS Plug-in for VMware VAAI","NetApp Plug-in for Symantec NetBackup","NetApp SANtricity Cloud Connector","NetApp SANtricity SMI-S Provider","NetApp SMI-S Provider","NetApp Service Level Manager","NetApp SolidFire & HCI Management Node","NetApp SolidFire & HCI Storage Node (Element Software)","NetApp SolidFire Baseboard Management Controller (BMC)","NetApp SteelStore Cloud Integrated Storage","NetApp Storage Encryption","NetApp VASA Provider for Clustered Data ONTAP 7.2 and above","ONTAP Select Deploy administration utility","OnCommand API Services","OnCommand Cloud Manager","OnCommand Insight","OnCommand System Manager 3.x ","OnCommand System Manager 9.x","OnCommand Unified Manager for 7-Mode (core package) ","OnCommand Workflow Automation","Open Systems SnapVault Agent","RAID Controller CTS2600 Legacy Engenio","SAS Firmware","Service Processor","Single Mailbox Recovery","Snap Creator Framework","SnapCenter","SnapDrive for Unix","SnapDrive for Windows","SnapManager for Exchange","SnapManager for Hyper-V","SnapManager for MS SQL","SnapManager for Oracle","SnapManager for SAP","SnapManager for Sharepoint","Storage Replication Adapter for Clustered Data ONTAP for VMware vSphere 7.2 and above","Storage Replication Adapter for Clustered Data ONTAP for Windows 7.2 and above","Storage Services Connector","StorageGRID (formerly StorageGRID Webscale)","StorageGRID Baseboard Management Controller (BMC)","StorageGRID Webscale NAS Bridge","StorageGRID9 (9.x and prior)","System Setup","Trident","Virtual Storage Console for VMware vSphere 7.2 and above"],"kb_workarounds":"None at this time.","ntap_advisory_id":"NTAP-20190503-0001","adv_id":"ntap-20190503-0001","published_date":"2019-05-03T00:00:00","updated_date":"2019-05-03T00:00:00","inserted_date":"2025-05-27T05:01:25.501000","modified_date":null}}