CVE-2023-34110 : What You Need to Know

This article provides an in-depth understanding of CVE-2023-34110, a vulnerability in Flask-AppBuilder that could lead to the disclosure of sensitive information to authenticated malicious actors.

Understanding CVE-2023-34110

CVE-2023-34110 pertains to a vulnerability in Flask-AppBuilder, allowing an attacker with Admin privileges to trigger a database error, potentially exposing sensitive data.

What is CVE-2023-34110?

Flask-AppBuilder, a framework built on Flask, was vulnerable to an attack where adding a special character on user forms could expose sensitive information, including hashed passwords, to malicious actors.

The Impact of CVE-2023-34110

This vulnerability could result in the disclosure of sensitive user data, jeopardizing the security and privacy of affected users. It could lead to unauthorized access and potential exploitation of user accounts.

Technical Details of CVE-2023-34110

The vulnerability in Flask-AppBuilder prior to version 4.3.2 allowed authenticated malicious actors to exploit the system by triggering a database error through manipulation of user forms.

Vulnerability Description

By exploiting this vulnerability, attackers could receive error messages containing sensitive information, such as hashed passwords, facilitating unauthorized access to user accounts.

Affected Systems and Versions

Flask-AppBuilder versions below 4.3.2 are impacted by this vulnerability, exposing users to potential security risks and data breaches.

Exploitation Mechanism

Attackers with Admin privileges could add specific characters to user forms, triggering database errors that disclose sensitive data, including hashed passwords, to the attacker.

Mitigation and Prevention

To safeguard your systems and data from CVE-2023-34110, immediate actions and long-term security practices are crucial.

Immediate Steps to Take

Users are advised to update Flask-AppBuilder to version 4.3.2 or higher to mitigate the vulnerability and prevent unauthorized access and data exposure.

Long-Term Security Practices

Implement strong access controls, regular security audits, and user input validation to enhance the overall security posture of your applications and prevent similar vulnerabilities.

Patching and Updates

Ensure timely application of security patches and updates to mitigate known vulnerabilities and protect your systems from potential exploitation.