CVE-2019-1328 : Security Advisory and Response
Learn about CVE-2019-1328, a spoofing vulnerability in Microsoft SharePoint Server allowing malicious actors to conduct spoofing attacks. Find mitigation steps and affected versions here.
A spoofing vulnerability exists in Microsoft SharePoint Server, allowing specially crafted web requests to bypass proper sanitization, potentially leading to spoofing attacks.
Understanding CVE-2019-1328
What is CVE-2019-1328?
This vulnerability, also known as the 'Microsoft SharePoint Spoofing Vulnerability,' occurs due to incomplete sanitization of specific web requests to affected SharePoint servers.
The Impact of CVE-2019-1328
The presence of this vulnerability could enable malicious actors to conduct spoofing attacks on SharePoint servers, potentially leading to unauthorized access and data manipulation.
Technical Details of CVE-2019-1328
Vulnerability Description
A spoofing vulnerability is detected in Microsoft SharePoint Server when it fails to properly sanitize specially crafted web requests, allowing attackers to spoof legitimate users.
Affected Systems and Versions
- Microsoft SharePoint Foundation 2010 Service Pack 2
- Microsoft SharePoint Foundation 2013 Service Pack 1
- Microsoft SharePoint Enterprise Server 2016
Exploitation Mechanism
Attackers can exploit this vulnerability by sending specifically designed web requests to SharePoint servers, tricking the system into accepting malicious requests as legitimate.
Mitigation and Prevention
Immediate Steps to Take
- Apply the latest security updates provided by Microsoft for SharePoint servers.
- Implement proper input validation and sanitization mechanisms to mitigate spoofing risks.
Long-Term Security Practices
- Regularly monitor and audit SharePoint server logs for suspicious activities.
- Educate users on identifying and reporting potential spoofing attempts.
Patching and Updates
Ensure timely installation of security patches and updates released by Microsoft to address the CVE-2019-1328 vulnerability.