CVE-2023-51502 – This vulnerability allows unauthenticated attac... (How to Fix)

Q: What is the severity of CVE-2023-51502?

CVE-2023-51502 has a CVSS score of 7.5 (HIGH). This vulnerability allows unauthenticated attackers to bypass authorization by manipulating user-controlled keys in the WooCommerce Stripe Payment Gateway plugin. It enables attackers to access or modify payment data they shouldn't have permission to view. All WordPress sites using affected versions of the plugin are vulnerable.

📋 TL;DR

This vulnerability allows unauthenticated attackers to bypass authorization by manipulating user-controlled keys in the WooCommerce Stripe Payment Gateway plugin. It enables attackers to access or modify payment data they shouldn't have permission to view. All WordPress sites using affected versions of the plugin are vulnerable.

💻 Affected Systems

Products:

WooCommerce Stripe Payment Gateway

Versions: All versions up to and including 7.6.1

Operating Systems: Any OS running WordPress

Default Config Vulnerable: ⚠️ Yes

Notes: Affects WordPress sites with WooCommerce and the Stripe Payment Gateway plugin installed.

📦 What is this software?

Woocommerce Stripe by Automattic

View all CVEs affecting Woocommerce Stripe →

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers could access sensitive payment information, modify payment records, or potentially manipulate transaction data leading to financial fraud.

🟠

Likely Case

Unauthorized viewing of payment details, customer information, or order data that should be restricted.

🟢

If Mitigated

With proper access controls and input validation, impact would be limited to attempted unauthorized access that gets blocked.

🌐 Internet-Facing: HIGH

🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ⚠️ Yes

Weaponized: LIKELY

Unauthenticated Exploit: ⚠️ Yes

Complexity: LOW

Exploitation requires minimal technical skill as it involves manipulating URL parameters or API calls.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 7.7.0

Vendor Advisory: https://patchstack.com/database/vulnerability/woocommerce-gateway-stripe/wordpress-woocommerce-stripe-gateway-plugin-7-6-1-unauthenticated-insecure-direct-object-references-idor-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Go to Plugins → Installed Plugins. 3. Find 'WooCommerce Stripe Payment Gateway'. 4. Click 'Update Now' if available. 5. Alternatively, download version 7.7.0+ from WordPress repository and manually update.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate woocommerce-gateway-stripe

Restrict Access

all

Use web application firewall to block suspicious parameter manipulation

🧯 If You Can't Patch

Implement strict access controls and input validation at application level
Monitor logs for unusual parameter manipulation attempts

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel → Plugins → Installed Plugins → WooCommerce Stripe Payment Gateway version

Check Version:

wp plugin get woocommerce-gateway-stripe --field=version

Verify Fix Applied:

Verify plugin version is 7.7.0 or higher

📡 Detection & Monitoring

Log Indicators:

Unusual parameter manipulation in payment-related requests
Access attempts to payment endpoints with modified IDs

Network Indicators:

HTTP requests with manipulated payment/order ID parameters
Unusual patterns in Stripe API calls

SIEM Query:

web_logs WHERE (url CONTAINS '/wc-api/' OR url CONTAINS 'stripe') AND (parameters CONTAINS unusual_id_patterns)

📊 Metadata

CVE ID: CVE-2023-51502

CVSS v3 Score: 7.5 (HIGH)

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CWE: CWE-639

Published: January 5, 2024

Last Updated: November 21, 2024

🔗 References

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🔗 Related Vulnerabilities

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