CVE-2023-1941

7.3 HIGH

📋 TL;DR

This critical SQL injection vulnerability in Simple and Beautiful Shopping Cart System 1.0 allows attackers to execute arbitrary SQL commands through the login.php username/password parameters. Attackers can potentially bypass authentication, steal sensitive data, or take control of the database. Any organization using this specific shopping cart system version is affected.

💻 Affected Systems

Products:
  • SourceCodester Simple and Beautiful Shopping Cart System
Versions: 1.0
Operating Systems: Any OS running PHP
Default Config Vulnerable: ⚠️ Yes
Notes: Affects the login.php file specifically. Any deployment of this version is vulnerable.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise including sensitive customer data theft, authentication bypass leading to admin access, and potential remote code execution through database functions.

🟠

Likely Case

Authentication bypass allowing unauthorized access to the shopping cart system, data exfiltration of user credentials and order information.

🟢

If Mitigated

Limited impact with proper input validation and parameterized queries preventing SQL injection.

🌐 Internet-Facing: HIGH - The vulnerability is in login.php which is typically internet-facing, allowing remote exploitation without authentication.
🏢 Internal Only: MEDIUM - If the system is only accessible internally, risk is reduced but still significant due to potential insider threats or lateral movement.

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Exploit details are publicly available in GitHub repositories. SQL injection through login forms is well-understood and easily weaponized.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Unknown

Vendor Advisory: Not available

Restart Required: No

Instructions:

No official patch available. Consider migrating to alternative shopping cart software or implementing custom fixes with parameterized queries.

🔧 Temporary Workarounds

Implement Input Validation and Parameterized Queries

all

Modify login.php to use prepared statements with parameterized queries instead of concatenating user input into SQL statements.

Edit login.php to replace raw SQL queries with PDO or mysqli prepared statements

Web Application Firewall (WAF) Rules

all

Deploy WAF rules to block SQL injection patterns targeting the login endpoint.

Configure WAF to block SQL injection patterns like UNION SELECT, OR 1=1, --, #, ;, etc.

🧯 If You Can't Patch

  • Isolate the shopping cart system in a separate network segment with strict access controls
  • Implement rate limiting and monitoring on the login.php endpoint to detect brute force or injection attempts

🔍 How to Verify

Check if Vulnerable:

Test login.php with SQL injection payloads like ' OR '1'='1 in username/password fields and observe if authentication bypass occurs or SQL errors are returned.

Check Version:

Check the software version in the admin panel or by examining the source code files for version identifiers.

Verify Fix Applied:

After implementing parameterized queries, test with the same SQL injection payloads to confirm they no longer bypass authentication or cause SQL errors.

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL error messages in web server logs
  • Multiple failed login attempts with SQL-like patterns
  • Successful logins from unusual IP addresses

Network Indicators:

  • HTTP POST requests to login.php containing SQL keywords like UNION, SELECT, OR, --
  • Abnormal traffic patterns to the login endpoint

SIEM Query:

source="web_server_logs" AND uri="/login.php" AND (message="sql" OR message="syntax" OR message="union" OR message="select")

🔗 References

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