CVE-2020-1050 : What You Need to Know
Learn about CVE-2020-1050, a cross-site scripting vulnerability in Dynamics 365 Server version 9.0 (on-premises), potentially enabling unauthorized data access and spoofing attacks. Find mitigation steps and preventive measures.
A cross-site scripting vulnerability in Dynamics 365 Server version 9.0 (on-premises) allows specially crafted web requests to compromise the system.
Understanding CVE-2020-1050
This CVE ID is unique to a cross-site scripting vulnerability in Microsoft Dynamics 365 (on-premises), enabling spoofing attacks.
What is CVE-2020-1050?
A vulnerability in Dynamics 365 Server version 9.0 (on-premises) could lead to cross-site scripting if unmitigated, potentially allowing an attacker to execute malicious scripts on the user's browser.
The Impact of CVE-2020-1050
- Successful exploitation could result in unauthorized access to sensitive information or allow the attacker to perform actions on behalf of the user.
- Spoofing attacks could compromise the integrity of the system and deceive users into providing sensitive data.
Technical Details of CVE-2020-1050
This section provides in-depth technical insights into the vulnerability.
Vulnerability Description
The vulnerability arises when Dynamics 365 Server version 9.0 (on-premises) fails to properly sanitize specific web requests, facilitating cross-site scripting attacks.
Affected Systems and Versions
- Product: Dynamics 365 Server, version 9.0 (on-premises)
- Vendor: Microsoft
- Affected Version: Unspecified
Exploitation Mechanism
- An attacker sends a specially crafted web request to the affected Dynamics server.
- The server fails to sanitize this input correctly, resulting in the execution of arbitrary scripts on the user's browser.
Mitigation and Prevention
To safeguard systems from CVE-2020-1050, follow these mitigation strategies:
Immediate Steps to Take
- Apply security updates provided by Microsoft promptly.
- Implement web application firewalls to filter and monitor incoming traffic.
- Educate users on recognizing and avoiding malicious web links and content.
Long-Term Security Practices
- Regularly scan and assess the security posture of the Dynamics 365 Server.
- Employ secure coding practices to prevent cross-site scripting vulnerabilities.
Patching and Updates
- Stay informed about security advisories from Microsoft related to Dynamics 365 Server.
- Regularly update and patch the server to address known vulnerabilities.