RedHat Ceph CVE-2019-19337 Remote Denial of Service Vulnerability

Description

RedHat Ceph is prone to a remote denial-of-service vulnerability. Attackers can exploit this issue to cause denial-of-service conditions.

Technologies Affected

• Redhat Ceph Storage 3
• Redhat Ceph Storage 3.3
• Redhat Ceph Storage MON 3
• Redhat Ceph Storage MON for Power 3
• Redhat Ceph Storage OSD 3
• Redhat Ceph Storage OSD for Power 3
• Redhat Ceph Storage for Power 3

Recommendations

Block external access at the network boundary, unless external parties require service.
Filter access to the affected computer at the network boundary if global access isn’t needed. Restricting access to only trusted computers and networks might greatly reduce the likelihood of a successful exploit.

Deploy network intrusion detection systems to monitor network traffic for malicious activity.
Deploy NIDS to monitor network traffic for signs of anomalous or suspicious activity. This may indicate exploit attempts or activity that results from successful exploits.

Updates are available. Please see the references or vendor advisory for more information.