CVE-2019-1259 : Exploit Details and Defense Strategies

Microsoft SharePoint is susceptible to a spoofing vulnerability due to improper handling of authorization requests, leading to cross-site request forgery (CSRF).

Understanding CVE-2019-1259

This vulnerability is known as the 'Microsoft SharePoint Spoofing Vulnerability' and is distinct from CVE-2019-1261.

What is CVE-2019-1259?

Microsoft SharePoint is vulnerable to spoofing when it mishandles authorization requests, allowing for CSRF attacks.

The Impact of CVE-2019-1259

Attackers can exploit this vulnerability by creating a specific page to trigger cross-site requests, potentially leading to unauthorized actions.

Technical Details of CVE-2019-1259

Microsoft SharePoint Foundation 2013 Service Pack 1 is affected by this vulnerability.

Vulnerability Description

The vulnerability arises from improper handling of authorization requests, enabling CSRF attacks.

Affected Systems and Versions

Product: Microsoft SharePoint Foundation
Vendor: Microsoft
Version: 2013 Service Pack 1

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a page to initiate cross-site requests, allowing for unauthorized actions.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent exploitation of this vulnerability.

Immediate Steps to Take

Apply security updates provided by Microsoft promptly.
Monitor and restrict access to sensitive areas within SharePoint.
Educate users on recognizing and avoiding suspicious links or requests.

Long-Term Security Practices

Regularly update and patch SharePoint installations.
Implement secure coding practices to mitigate CSRF vulnerabilities.

Patching and Updates

Stay informed about security advisories and patches released by Microsoft to address this vulnerability.