Microsoft SharePoint Server CVE-2019-1491 Information Disclosure Vulnerability

Description

Microsoft SharePoint Server is prone to an information-disclosure vulnerability. Attackers can exploit this issue to obtain sensitive information that may aid in further attacks.

Technologies Affected

• Microsoft SharePoint Enterprise Server 2016
• Microsoft SharePoint Foundation 2010 SP2
• Microsoft SharePoint Foundation 2013 SP1
• Microsoft SharePoint Server 2019

Recommendations

Run all software as a nonprivileged user with minimal access rights.
When possible, run all software as a user with minimal privileges and limited access to system resources. Use additional precautions such as restrictive environments to insulate software that may potentially handle malicious content.

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.