CVE-2023-24920 : What You Need to Know

This CVE record pertains to a cross-site scripting vulnerability identified in Microsoft Dynamics 365 (on-premises). The vulnerability was published on March 14, 2023, by Microsoft.

Understanding CVE-2023-24920

This section delves into the crucial details surrounding CVE-2023-24920.

What is CVE-2023-24920?

CVE-2023-24920 is a cross-site scripting vulnerability discovered in Microsoft Dynamics 365 (on-premises) version 9.1 and version 9.0.

The Impact of CVE-2023-24920

The impact of this vulnerability primarily revolves around spoofing, allowing attackers to potentially manipulate web content on the affected systems.

Technical Details of CVE-2023-24920

Here are the technical specifics of CVE-2023-24920.

Vulnerability Description

The vulnerability exposes systems running Microsoft Dynamics 365 (on-premises) versions 9.1 and 9.0 to cross-site scripting attacks, posing risks to data confidentiality and integrity.

Affected Systems and Versions

Microsoft Dynamics 365 (on-premises) version 9.1: Affected versions range from 9.1.0 to less than 9.1.16.20.
Microsoft Dynamics 365 (on-premises) version 9.0: Systems running versions between 9.0.0 and less than 9.0.45.11 are susceptible to this vulnerability.

Exploitation Mechanism

The vulnerability in Microsoft Dynamics 365 (on-premises) could be exploited by attackers to inject malicious scripts into web pages viewed by users, leading to unauthorized actions.

Mitigation and Prevention

To address and prevent CVE-2023-24920, consider the following steps and practices.

Immediate Steps to Take

Apply security updates released by Microsoft promptly.
Implement web application firewalls to filter and block malicious traffic.
Educate users on identifying and avoiding potential phishing attempts.

Long-Term Security Practices

Regularly conduct security assessments and penetration testing.
Monitor web application logs for suspicious activities.
Enforce secure coding practices to mitigate cross-site scripting vulnerabilities proactively.

Patching and Updates

Stay informed about security advisories and updates from Microsoft regarding Microsoft Dynamics 365 (on-premises) to patch vulnerabilities and enhance system security measures.