CVE-2023-48115 : What You Need to Know

SmarterTools SmarterMail 8495 through 8664 before 8747 allows stored DOM XSS because an XSS protection mechanism is skipped when messageHTML and messagePlainText are set in the same request.

Understanding CVE-2023-48115

This CVE highlights a vulnerability in SmarterTools SmarterMail versions 8495 through 8664 before 8747, leading to stored DOM XSS due to a skipped XSS protection mechanism.

What is CVE-2023-48115?

CVE-2023-48115 pertains to a security issue in SmarterTools SmarterMail versions 8495 through 8664 before 8747, allowing an attacker to execute malicious scripts in a victim's browser.

The Impact of CVE-2023-48115

This vulnerability could be exploited by an attacker to perform arbitrary actions on behalf of a user, potentially compromising sensitive information or performing unauthorized actions within the application.

Technical Details of CVE-2023-48115

This section provides an overview of the vulnerability details, affected systems, and exploitation mechanisms.

Vulnerability Description

The vulnerability arises due to the omission of XSS protection when messageHTML and messagePlainText are both set in the same request, enabling attackers to inject malicious scripts into the application.

Affected Systems and Versions

SmarterTools SmarterMail versions 8495 through 8664 before 8747 are impacted by this vulnerability, making them susceptible to stored DOM XSS attacks.

Exploitation Mechanism

By exploiting this vulnerability, attackers can craft malicious emails containing JavaScript code that, when viewed by the victim, executes in the context of the application, leading to potential data theft or unauthorized actions.

Mitigation and Prevention

Discover how to mitigate the risks associated with CVE-2023-48115 and prevent future security incidents.

Immediate Steps to Take

Users are advised to update SmarterTools SmarterMail to version 8747 or later to patch the vulnerability and prevent exploitation by malicious actors.

Long-Term Security Practices

Implement strict input validation techniques and ensure the proper encoding of user-generated content to mitigate the risk of XSS vulnerabilities in web applications.

Patching and Updates

Regularly check for security updates and patches provided by software vendors to address known vulnerabilities and improve the overall security posture of the system.