CVE-2018-25106: Critical Vulnerability in webuidesigning NebulaX Theme affecting SQL Injection and Patch Details

Security researchers have recently uncovered a critical vulnerability (CVE-2018-25106) that affects webuidesigning NebulaX WordPress Theme, versions up to 5.. This vulnerability allows an attacker to remotely conduct SQL Injection attacks via the nebula_send_to_hubspot function found in the file libs/Legacy/Legacy.php.

Vulnerability Details

The vulnerability is related to the nebula_send_to_hubspot function in the libs/Legacy/Legacy.php file. Improper handling of user input data by the vulnerable function may lead to SQL injection attacks.

function nebula_send_to_hubspot($email, $firstname, $lastname, $phone, ...){
    //...
    $sql = "INSERT INTO " . $wpdb->prefix . "hubspot_leads (email, firstname, lastname, phone, ...)
        VALUES ('" . $email . "', '" . $firstname . "', '" . $lastname . "', '" . $phone . "', ...)";
    $wpdb->query($sql);
    //...
}

Attackers can abuse this functionality by sending carefully crafted input data to the affected function. This allows exploiting the flaw for unauthorized data access, data modification, or complete control over the database.

The exploit can be initiated remotely, which enables attackers to execute this attack without having physical access to the target system. Due to the severity of the vulnerability, it's highly recommended to apply the patch immediately to mitigate risks associated with this security issue.

Patch Details

To address this vulnerability, a patch has been developed and is available under the commit identifier 41230a81dbf671c570c2644bc2f80565ca83c5a. The patch introduces proper input validation and parameterization of SQL queries in the vulnerable function.

Here is a code snippet of the patched function

function nebula_send_to_hubspot($email, $firstname, $lastname, $phone, ...){
    //...
    $sql = "INSERT INTO " . $wpdb->prefix . "hubspot_leads (email, firstname, lastname, phone, ...)
        VALUES (%s, %s, %s, %s, ...)";
    $sql = $wpdb->prepare($sql, $email, $firstname, $lastname, $phone, ...);
    $wpdb->query($sql);
    //...
}

Users of the webuidesigning NebulaX WordPress Theme are strongly advised to apply the patch as soon as possible to safeguard their systems against potential attacks.

For more information about this vulnerability and its fix, please refer to the following resources

- Original CVE Record
- National Vulnerability Database (NVD) Details
- WordPress Plugins Repository

We will keep monitoring the situation and update you as more details become available. If you have any questions or concerns regarding this security issue, please do not hesitate to reach out to us in the comments section below. Stay safe and secure with the latest vulnerabilities and patch information!

Timeline

Published on: 12/23/2024 23:15:05 UTC