CVE-2023-2949 : Exploit Details and Defense Strategies

This CVE-2023-2949 article provides insights into a Cross-site Scripting (XSS) vulnerability recorded in the GitHub repository openemr/openemr before version 7.0.1.

Understanding CVE-2023-2949

This section covers the essential details regarding the CVE-2023-2949 vulnerability, its impact, technical aspects, and mitigation strategies.

What is CVE-2023-2949?

CVE-2023-2949 is classified as a Cross-site Scripting (XSS) vulnerability found in the openemr/openemr GitHub repository. The issue exists in versions before 7.0.1, allowing malicious actors to execute scripts in a victim's browser, potentially resulting in unauthorized access or data theft.

The Impact of CVE-2023-2949

The impact of CVE-2023-2949 is rated as HIGH, as attackers can exploit this vulnerability to compromise the confidentiality and integrity of user data. This XSS vulnerability presents a significant security risk to systems running affected versions of openemr/openemr.

Technical Details of CVE-2023-2949

Delve deeper into the technical aspects of CVE-2023-2949 to understand the vulnerability's specifics.

Vulnerability Description

The CVE-2023-2949 vulnerability stems from improper neutralization of input during web page generation, enabling malicious actors to inject and execute scripts within the context of a user's web browser.

Affected Systems and Versions

The affected system is the openemr/openemr GitHub repository, specifically versions prior to 7.0.1. Systems running versions older than 7.0.1 are at risk of exploitation via this XSS vulnerability.

Exploitation Mechanism

Malicious parties can exploit CVE-2023-2949 by crafting and injecting specially-crafted scripts into vulnerable web pages, tricking users into executing unauthorized actions unknowingly.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2023-2949 and prevent potential exploitation of this XSS vulnerability.

Immediate Steps to Take

It is crucial to update the openemr/openemr repository to version 7.0.1 or higher to mitigate the CVE-2023-2949 vulnerability. Additionally, web administrators should sanitize user input to prevent XSS attacks.

Long-Term Security Practices

Implement secure coding practices and conduct regular security audits to identify and remediate vulnerabilities promptly. Educate users about the dangers of XSS attacks and promote safe browsing habits.

Patching and Updates

Stay informed about security patches and updates released by the openemr/openemr project. Timely installation of patches ensures that known vulnerabilities, including CVE-2023-2949, are addressed effectively to enhance system security.