CVE-2020-1575 : What You Need to Know
Learn about CVE-2020-1575, a Microsoft Office SharePoint XSS Vulnerability published on September 8, 2020, with a CVSS base score of 5.4. Understand the impact, affected systems, and mitigation steps.
Microsoft Office SharePoint XSS Vulnerability was published on September 8, 2020, with a CVSS base score of 5.4. An authenticated attacker could exploit a cross-site-scripting vulnerability to run scripts in the security context of the current user, potentially allowing unauthorized actions on SharePoint sites.
Understanding CVE-2020-1575
A detailed overview of the Microsoft Office SharePoint XSS Vulnerability.
What is CVE-2020-1575?
This vulnerability in Microsoft SharePoint allows an authenticated attacker to execute cross-site scripting attacks by sending crafted requests, potentially compromising the security and integrity of affected systems.
The Impact of CVE-2020-1575
The vulnerability allows attackers to read unauthorized content, impersonate legitimate users, manipulate permissions, and inject malicious content into users' browsers.
Technical Details of CVE-2020-1575
Insights into the technical aspects of the vulnerability.
Vulnerability Description
The XSS flaw in Microsoft SharePoint Server arises from improper sanitization of web requests, enabling attackers to execute malicious scripts within the user's security context.
Affected Systems and Versions
- Vendor: Microsoft
- Product: Microsoft SharePoint Foundation 2013 Service Pack 1
- Platforms: x64-based Systems
- Versions: 15.0.0 (and older)
Exploitation Mechanism
The vulnerability can be exploited by authenticated attackers through specially crafted requests, leading to the execution of malicious scripts in the context of legitimate users.
Mitigation and Prevention
Guidelines to mitigate the risks posed by CVE-2020-1575.
Immediate Steps to Take
- Apply the security update provided by Microsoft to address the vulnerability.
- Monitor for any unauthorized access or suspicious activities on SharePoint sites.
Long-Term Security Practices
- Regularly update and patch SharePoint servers to protect against known vulnerabilities.
- Educate users on safe browsing practices to prevent XSS attacks.
Patching and Updates
Ensure timely installation of security updates and patches to safeguard SharePoint environments.