CVE-2023-0630
📋 TL;DR
This SQL injection vulnerability in the Slimstat Analytics WordPress plugin allows subscribers to execute arbitrary SQL queries by manipulating shortcode attributes. Attackers can read, modify, or delete database content, potentially compromising the entire WordPress site. All WordPress sites using vulnerable versions of Slimstat Analytics are affected.
💻 Affected Systems
- Slimstat Analytics WordPress Plugin
📦 What is this software?
Slimstat Analytics by Wp Slimstat
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, privilege escalation to administrator, site defacement, or full system takeover if database user has elevated privileges.
Likely Case
Data exfiltration of sensitive information (user credentials, personal data), privilege escalation to gain administrative access, or site defacement.
If Mitigated
Limited impact if proper access controls and input validation are in place, but still potential for data leakage from accessible database tables.
🎯 Exploit Status
Exploitation requires subscriber-level access. Attack vectors include compromised subscriber accounts or social engineering to create subscriber accounts.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 4.9.3.3
Vendor Advisory: https://wpscan.com/vulnerability/b82bdd02-b699-4527-86cc-d60b56ab0c55
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find Slimstat Analytics. 4. Click 'Update Now' if available, or download version 4.9.3.3 from WordPress repository. 5. Activate the updated plugin.
🔧 Temporary Workarounds
Disable Slimstat Analytics Plugin
allTemporarily disable the vulnerable plugin until patching is possible.
wp plugin deactivate slimstat-analytics
Restrict Subscriber Privileges
allRemove all subscriber accounts or restrict their ability to create/edit posts with shortcodes.
🧯 If You Can't Patch
- Implement web application firewall (WAF) rules to block SQL injection patterns in POST/GET requests.
- Monitor database logs for unusual query patterns and implement strict database user privilege separation.
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel > Plugins > Installed Plugins for Slimstat Analytics version. If version is below 4.9.3.3, the site is vulnerable.Check Version:
wp plugin get slimstat-analytics --field=versionVerify Fix Applied:
Confirm Slimstat Analytics version is 4.9.3.3 or higher in WordPress admin panel.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts for subscriber accounts
- POST requests with SQL-like patterns in parameters
Network Indicators:
- HTTP requests containing SQL keywords (SELECT, UNION, etc.) in parameters
- Unusual outbound database connections
SIEM Query:
source="web_logs" AND (url="*wp-admin*" OR url="*wp-json*") AND (query="*SELECT*" OR query="*UNION*" OR query="*INSERT*")