CVE-2024-38708 Overview
CVE-2024-38708 is an SQL Injection vulnerability [CWE-89] in the Barcode Scanner with Inventory & Order Manager WordPress plugin developed by Dmitry V. (CEO of "UKR Solution"). The flaw affects all plugin versions up to and including 1.6.1. Authenticated attackers with low privileges can inject arbitrary SQL statements through unsanitized input passed to database queries. Successful exploitation compromises the confidentiality, integrity, and availability of the underlying WordPress database.
Critical Impact
Authenticated attackers can extract sensitive data, modify inventory records, and potentially execute administrative actions against the WordPress database through crafted SQL payloads.
Affected Products
- UKR Solution Barcode Scanner with Inventory & Order Manager plugin versions through 1.6.1
- WordPress installations with the barcode-scanner-lite-pos-to-manage-products-inventory-and-orders plugin enabled
- E-commerce and point-of-sale WordPress deployments using this plugin for inventory management
Discovery Timeline
- 2024-07-22 - CVE-2024-38708 published to NVD
- 2026-06-17 - Last updated in NVD database
Technical Details for CVE-2024-38708
Vulnerability Analysis
The vulnerability is a classic SQL Injection flaw classified under [CWE-89]. The plugin fails to properly neutralize special characters supplied through user-controlled input before incorporating them into SQL statements. Attackers authenticated to the WordPress instance can craft input containing SQL metacharacters that alter the intended query logic.
The attack requires network access and low privileges, with no user interaction needed. Exploitation results in high impact across confidentiality, integrity, and availability. An attacker can read arbitrary tables, modify records, or delete data in the WordPress database. This includes sensitive tables such as wp_users containing password hashes and wp_options containing configuration secrets.
Root Cause
The root cause is improper neutralization of special elements used in SQL commands. The plugin concatenates user-supplied input directly into SQL query strings without using prepared statements or WordPress's $wpdb->prepare() method. This anti-pattern allows attacker-supplied metacharacters such as single quotes, UNION keywords, and comment sequences to modify query semantics.
Attack Vector
Exploitation occurs over the network against the WordPress admin interface exposed by the plugin. An authenticated user with at least contributor or subscriber-level access submits crafted parameters to plugin endpoints handling barcode, inventory, or order data. The malicious payload is passed unfiltered to a database query, executing attacker-controlled SQL alongside the legitimate statement.
Common payload patterns for this class of vulnerability include UNION SELECT statements to extract data from other tables, time-based blind injection using SLEEP() to enumerate database contents, and stacked queries where the database driver permits them. Refer to the Patchstack SQL Injection Vulnerability advisory for parameter-level details.
Detection Methods for CVE-2024-38708
Indicators of Compromise
- Unusual entries in WordPress access logs containing SQL metacharacters such as ', --, UNION, or SLEEP( in requests to plugin endpoints under /wp-admin/admin.php or /wp-admin/admin-ajax.php with plugin-specific action parameters.
- Unexpected database errors in debug.log or PHP error logs referencing the plugin's query paths.
- New or modified administrator accounts in the wp_users table that were not created through normal workflows.
- Anomalous outbound traffic from the web server following inventory or order-related requests, potentially indicating data exfiltration.
Detection Strategies
- Deploy a web application firewall (WAF) rule set that inspects requests to the plugin's endpoints for SQL injection signatures.
- Enable WordPress query logging or database audit logging to identify malformed statements originating from the affected plugin.
- Correlate authenticated session activity with unusual query volume or query duration spikes indicating time-based blind SQLi.
- Review plugin version inventories across WordPress installations to identify hosts running barcode_scanner_and_inventory_manager at version 1.6.1 or earlier.
Monitoring Recommendations
- Forward WordPress and web server logs to a centralized analytics platform for query-pattern anomaly detection.
- Alert on HTTP requests to plugin endpoints containing SQL keywords in query strings or POST bodies.
- Monitor MySQL/MariaDB logs for ERROR 1064 (syntax) events and long-running queries associated with the plugin.
- Track administrator role changes and privileged user creation events in the wp_users and wp_usermeta tables.
How to Mitigate CVE-2024-38708
Immediate Actions Required
- Update the Barcode Scanner with Inventory & Order Manager plugin to a version later than 1.6.1 as soon as the vendor publishes a fix.
- If no patched version is available, deactivate and remove the plugin from all WordPress installations until a fix is released.
- Rotate WordPress administrator credentials and database passwords if exploitation is suspected.
- Audit wp_users, wp_usermeta, and wp_options for unauthorized modifications.
Patch Information
At the time of publication, remediation guidance is provided through the Patchstack Vulnerability Database Entry. Administrators should monitor the WordPress plugin repository for a version above 1.6.1 and apply the update immediately upon release. Verify plugin integrity after upgrade by comparing installed files against the official distribution.
Workarounds
- Restrict access to the WordPress admin interface using IP allowlisting or a VPN to reduce the attack surface for authenticated exploitation.
- Deploy WAF rules that block SQL injection patterns targeting plugin-specific endpoints and parameters.
- Enforce the principle of least privilege by ensuring only trusted accounts hold roles capable of interacting with the plugin.
- Enable database user separation so the WordPress application account cannot access or modify tables outside its required scope.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
