CVE-2021-4380 — AI Deep Analysis Summary

🚨 **Essence**: Critical Access Control Error in WordPress Plugin 'Pinterest Automatic'. 📉 **Consequences**: Unauthenticated attackers can bypass authorization.…

🛡️ **CWE**: CWE-284 (Improper Access Control). 🔍 **Flaw**: Missing capability checks on the `wp_pinterest_automatic_parse_request` function and `process_form.php` script.…

📦 **Vendor**: ValvePress. 📱 **Product**: Pinterest Automatic (WordPress Plugin). 📅 **Affected Versions**: Up to and including version **1.14.3**. 📉

👑 **Privileges**: Attackers can create **new administrative user accounts** without authentication. 🔄 **Data/Impact**: They can update arbitrary site options, potentially redirecting unsuspecting visitors to malicious si…

📉 **Threshold**: **LOW**. 🔓 **Auth**: **Unauthenticated** (PR:N). No login required. 🌐 **Network**: Network accessible (AV:N). 👤 **UI**: No user interaction needed (UI:N). Easy to exploit. 🚀

✅ **Yes**. 📜 **PoC**: Public Nuclei template available on GitHub (projectdiscovery/nuclei-templates). 🌍 **Exploitation**: Wild exploitation is likely due to the simplicity of the bypass and lack of auth requirements. 🕷️

🔍 **Check**: Scan for the presence of `process_form.php` or the `wp_pinterest_automatic_parse_request` function. 🛠️ **Tool**: Use Nuclei with the specific CVE-2021-4380 template. 📊 **Indicator**: Check if the plugin vers…

✅ **Fixed**. 🩹 **Patch**: Update the 'Pinterest Automatic' plugin to a version **greater than 1.14.3**. 📝 **Source**: References from Acunetix, Nintechnet, and Wordfence confirm the fix. 🛡️

🚧 **Workaround**: If patching is delayed, **disable or delete** the 'Pinterest Automatic' plugin immediately. 🔒 **Alternative**: Restrict access to `process_form.php` via `.htaccess` or WAF rules if the plugin must remai…

🔥 **Priority**: **CRITICAL**. ⏳ **Urgency**: **Immediate Action Required**. 📈 **Risk**: CVSS Score indicates High impact on Confidentiality, Integrity, and Availability.…