CVE-2023-30783

4.3 MEDIUM

📋 TL;DR

This CVE describes a Missing Authorization vulnerability in the Smart WooCommerce Search WordPress plugin that allows attackers to exploit incorrectly configured access control security levels. Attackers could potentially access functionality intended only for authorized users. This affects all WordPress sites running Smart WooCommerce Search versions up to and including 2.5.0.

💻 Affected Systems

Products:
  • Smart WooCommerce Search WordPress Plugin
Versions: n/a through 2.5.0
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Affects WordPress installations with the vulnerable plugin version installed and activated.

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Unauthorized users could access administrative functions, modify search settings, or potentially access sensitive WooCommerce data depending on plugin capabilities.

🟠

Likely Case

Attackers could modify search functionality settings, potentially affecting store operations or accessing limited administrative features.

🟢

If Mitigated

With proper access controls, only authorized administrators can access plugin functionality, preventing unauthorized changes.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: LOW

Exploitation requires identifying vulnerable endpoints and understanding plugin functionality.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 2.5.1 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/smart-woocommerce-search/vulnerability/wordpress-smart-woocommerce-search-plugin-2-5-0-broken-access-control?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find Smart WooCommerce Search. 4. Click 'Update Now' if available. 5. Alternatively, download latest version from WordPress repository and replace plugin files.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate smart-woocommerce-search

Restrict Admin Access

linux

Implement IP whitelisting for WordPress admin area

Add to .htaccess: Order Deny,Allow\nDeny from all\nAllow from 192.168.1.0/24

🧯 If You Can't Patch

  • Implement web application firewall rules to block unauthorized access to plugin endpoints
  • Monitor for unusual access patterns to plugin-specific URLs

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Installed Plugins for Smart WooCommerce Search version

Check Version:

wp plugin get smart-woocommerce-search --field=version

Verify Fix Applied:

Verify plugin version is 2.5.1 or higher in WordPress admin

📡 Detection & Monitoring

Log Indicators:

  • Unauthorized access attempts to /wp-admin/admin.php?page=smart-woocommerce-search
  • Multiple failed authentication attempts followed by plugin endpoint access

Network Indicators:

  • HTTP requests to plugin-specific admin endpoints from unauthorized IPs
  • Unusual POST requests to search-related endpoints

SIEM Query:

source="wordpress.log" AND (uri_path="/wp-admin/admin.php" AND query_string="page=smart-woocommerce-search") AND NOT user_role="administrator"

🔗 References

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