CVE-2023-32581

5.4 MEDIUM

📋 TL;DR

This CVE describes a Missing Authorization vulnerability in the MobileMonkey WP-Chatbot for Messenger WordPress plugin. It allows attackers to bypass access controls and potentially perform unauthorized actions. All WordPress sites running affected versions of this plugin are vulnerable.

💻 Affected Systems

Products:
  • MobileMonkey WP-Chatbot for Messenger
Versions: All versions up to and including 4.7
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Affects WordPress installations with the vulnerable plugin enabled. No special configuration required.

⚠️ 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

Attackers could modify chatbot settings, inject malicious content, or potentially gain administrative access to the WordPress site.

🟠

Likely Case

Unauthorized users could modify chatbot configurations, change chatbot behavior, or access restricted plugin functionality.

🟢

If Mitigated

With proper authorization controls, only authenticated administrators could access and modify chatbot settings.

🌐 Internet-Facing: HIGH
🏢 Internal Only: LOW

🎯 Exploit Status

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

Missing authorization vulnerabilities typically require minimal technical skill to exploit once the attack vector is identified.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Versions after 4.7

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/wp-chatbot/vulnerability/wordpress-wp-chatbot-for-messenger-plugin-4-7-broken-access-control?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel
2. Navigate to Plugins > Installed Plugins
3. Find 'WP-Chatbot for Messenger'
4. Click 'Update Now' if update available
5. If no update available, deactivate and remove plugin
6. Install latest version from WordPress repository

🔧 Temporary Workarounds

Disable vulnerable plugin

all

Temporarily disable the WP-Chatbot plugin until patched version is available

wp plugin deactivate wp-chatbot

🧯 If You Can't Patch

  • Implement web application firewall (WAF) rules to block unauthorized access to plugin endpoints
  • Restrict access to WordPress admin interface using IP whitelisting or additional authentication

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Installed Plugins for WP-Chatbot version 4.7 or earlier

Check Version:

wp plugin get wp-chatbot --field=version

Verify Fix Applied:

Verify plugin version is greater than 4.7 in WordPress admin panel

📡 Detection & Monitoring

Log Indicators:

  • Unauthorized access attempts to /wp-admin/admin-ajax.php with wp-chatbot related actions
  • Unusual plugin configuration changes from non-admin users

Network Indicators:

  • HTTP requests to wp-chatbot endpoints from unauthorized IPs
  • POST requests to admin-ajax.php with wp-chatbot parameters

SIEM Query:

source="wordpress.log" AND ("wp-chatbot" OR "admin-ajax.php") AND (status=200 OR status=403) AND user!="admin"

🔗 References

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