SAP Netweaver Application Server Java CVE-2019-0389 Remote Privilege Escalation Vulnerability

Description

SAP Netweaver Application Server Java is prone to a remote privilege-escalation vulnerability. Remote attackers can exploit this issue to gain elevated privileges.

Technologies Affected

• SAP Netweaver Application Server Java 7.1
• SAP Netweaver Application Server Java 7.2
• SAP Netweaver Application Server Java 7.3
• SAP Netweaver Application Server Java 7.31
• SAP Netweaver Application Server Java 7.4
• SAP Netweaver Application Server Java 7.5

Recommendations

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

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 such as unexplained incoming and outgoing traffic. 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.