CVE-2024-4295: Icegram Email Subscribers SQL Injection

CVE-2024-4295 is a SQL injection vulnerability in the Icegram Email Subscribers & Newsletters WordPress plugin affecting versions up to 5.7.20. Unauthenticated attackers can extract sensitive database information. This article covers technical details, affected versions, impact assessment, and mitigation strategies.

CVE-2024-4295 Overview

The Email Subscribers by Icegram Express plugin for WordPress is vulnerable to SQL injection attacks via the hash parameter in all versions up to, and including, 5.7.20. This vulnerability is caused by insufficient escaping of user-supplied input and improper preparation of SQL queries, allowing an unauthenticated attacker to potentially extract sensitive information.

Critical Impact
This vulnerability could allow attackers to execute arbitrary SQL commands, leading to unauthorized data access and potential compromise of the entire database.

Affected Products

Icegram Email Subscribers & Newsletters (WordPress Plugin)

Discovery Timeline

Not Available - Vulnerability discovered by Not Available
Not Available - Responsible disclosure to Icegram
Not Available - CVE CVE-2024-4295 assigned
Not Available - Icegram releases security patch
2024-06-05 - CVE CVE-2024-4295 published to NVD
2024-11-21 - Last updated in NVD database

Technical Details for CVE-2024-4295

Vulnerability Analysis

The vulnerability arises from inadequate input validation and lack of proper SQL query sanitization in the hash parameter, allowing SQL injection. Attackers can manipulate SQL queries by appending or altering SQL code.

Root Cause

The root cause of this vulnerability is the improper handling of user input, particularly the hash parameter, enabling injection into SQL statements.

Attack Vector

This is a network-based attack vector as it exploits the vulnerability remotely by sending crafted requests to the vulnerable application.

sql

-- Example exploitation code (sanitized)
SELECT * FROM users WHERE user_id = '' OR '1'='1';

Detection Methods for CVE-2024-4295

Indicators of Compromise

Unusual SQL queries in logs
Unexpected changes in database records
Anomalies in application behavior

Detection Strategies

Implement web application firewalls (WAFs) with rules targeting SQL injection patterns and use regular database auditing to catch unusual activities.

Monitoring Recommendations

Monitor database access logs for suspicious activity, and use SentinelOne to automate anomaly detection and alerting in real-time.

How to Mitigate CVE-2024-4295

Immediate Actions Required

Update to the latest version of the plugin immediately.
Employ input validation and sanitization for all query-related parameters.
Implement a WAF to block SQL injection attempts.

Patch Information

The patch for this vulnerability can be found at Icegram Patch.

Workarounds

If an immediate update is not possible, consider disabling the vulnerable feature or using a web application firewall to block exploitation attempts.

bash

# Disable vulnerable feature or plugin component
mv wp-content/plugins/email-subscribers /wp-content/plugins/email-subscribers_backup