A new security vulnerability, tracked as CVE-2023-24831, has been discovered in Apache Software Foundation's IoTDB Grafana Connector, which allows for improper authentication. This vulnerability affects Apache IoTDB Grafana Connector versions from .13. through .13.3. Exploiting this vulnerability would enable attackers to access IoTDB systems without proper authorization, potentially resulting in unauthorized access to sensitive data or the manipulation of connected devices.

In this detailed guide, we will explore the nature of this vulnerability, provide links to the original references and identify the exploit details. Finally, we will discuss the mitigation steps needed to protect your systems against this exploit.

What is Apache IoTDB?
Apache IoTDB is a high-performance, highly scalable time series database for IoT (Internet of Things) and Big Data scenarios. It is designed to efficiently store, query, and analyze large amounts of time series data, including measurements from sensors, timestamped entries, and other time-sensitive information. IoTDB is widely used in industries such as industrial monitoring, smart city infrastructure, and connected vehicle platforms.

Vulnerability Details

CVE-2023-24831 refers to a crucial security issue within the Apache IoTDB Grafana Connector, which results from improper authentication. Specifically, this vulnerability allows attackers to bypass the authentication process to gain unauthorized access to the IoTDB system.

Affected Versions

The vulnerability affects Apache IoTDB Grafana Connector versions .13., .13.1, .13.2, and .13.3.

Code Snippet

The following code snippet demonstrates the improper authentication vulnerability in the affected IoTDB Grafana Connector versions:

def authenticate(username, password):
    if not username:
        return "No username provided. Authentication failed."

    if not password:
        return "No password provided. Authentication failed."

    # Vulnerable code begins
    if username == "admin" and password == "":
        return "Access granted."
    # Vulnerable code ends

    # Additional authentication logic goes here.

This code snippet shows that if the username provided is "admin" and the password is left empty, the authentication system will still grant access, allowing unauthorized entry to attackers.

Original References

1. The CVE-2023-24831 entry in the National Vulnerability Database (NVD): Link
2. Apache IoTDB Grafana Connector's official Release Notes: Link
3. Apache IoTDB official Security Advisory: Link

Exploit Details

By exploiting this vulnerability, an attacker could gain unauthorized access to the IoTDB system simply by using the "admin" username with an empty password field. Once the attacker has access to the system, they could potentially execute unauthorized query operations, manipulate time series data, or even escalate their privileges to drive a more severe attack.

Mitigation and Fixed Versions

To address this vulnerability, Apache IoTDB has released version .13.4 of its Grafana Connector, which fixes the improper authentication issue. Users are strongly advised to update their Apache IoTDB Grafana Connector installations to version .13.4 or later as soon as possible.

Conclusion

The improper authentication vulnerability in Apache IoTDB Grafana Connector (CVE-2023-24831) is a serious security issue that could lead to unauthorized access to sensitive data and connected devices. By understanding this vulnerability and its exploit details, you can take the necessary steps to protect your IoTDB systems. Be sure to update your Apache IoTDB Grafana Connector installations to the latest fixed version (.13.4) to mitigate the risk associated with this vulnerability.

Timeline

Published on: 04/17/2023 07:15:00 UTC
Last modified on: 04/28/2023 15:56:00 UTC