CVE-2023-45015

9.8 CRITICAL

📋 TL;DR

Online Bus Booking System v1.0 contains unauthenticated SQL injection vulnerabilities in the bus_info.php file's 'date' parameter. Attackers can execute arbitrary SQL commands without authentication, potentially compromising the entire database. All deployments of this specific software version are affected.

💻 Affected Systems

Products:
  • Online Bus Booking System
Versions: v1.0
Operating Systems: All
Default Config Vulnerable: ⚠️ Yes
Notes: The vulnerability exists in the default installation with no special configuration required.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise including data theft, data manipulation, authentication bypass, and potential remote code execution via database functions.

🟠

Likely Case

Database information disclosure, credential theft, and potential privilege escalation leading to system compromise.

🟢

If Mitigated

Limited impact with proper input validation and database permissions, though SQL injection attempts would still be logged.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

SQL injection via date parameter requires minimal technical skill and is easily automated.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Unknown

Vendor Advisory: Not available

Restart Required: No

Instructions:

No official patch available. Implement parameterized queries and input validation in bus_info.php.

🔧 Temporary Workarounds

Web Application Firewall (WAF)

all

Deploy WAF rules to block SQL injection patterns in the date parameter

Input Validation Filter

all

Add server-side validation to only accept valid date formats in the date parameter

🧯 If You Can't Patch

  • Isolate the system behind a reverse proxy with strict input validation
  • Implement database user with minimal permissions (read-only if possible)

🔍 How to Verify

Check if Vulnerable:

Test bus_info.php with SQL injection payloads in date parameter (e.g., ' OR '1'='1)

Check Version:

Check software version in admin panel or configuration files

Verify Fix Applied:

Verify parameterized queries are implemented and SQL injection attempts return errors

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL errors in application logs
  • Multiple failed date parameter requests
  • SQL keywords in date parameter values

Network Indicators:

  • SQL injection patterns in HTTP requests to bus_info.php
  • Unusual database connection patterns

SIEM Query:

source="web_logs" AND uri="*bus_info.php*" AND (request="*OR*" OR request="*UNION*" OR request="*SELECT*" OR request="*--*" OR request="*;*" OR request="*'*'*'*")

🔗 References

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