CVE-2025-4266
📋 TL;DR
This critical SQL injection vulnerability in PHPGurukul Notice Board System 1.0 allows attackers to execute arbitrary SQL commands via the fromdate/tomdate parameters in the /bwdates-reports-details.php endpoint. Attackers can potentially access, modify, or delete database content remotely. All users running the affected software are vulnerable.
💻 Affected Systems
- PHPGurukul Notice Board System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data destruction, or full system takeover via SQL injection to RCE chaining
Likely Case
Unauthorized database access allowing extraction of sensitive information like user credentials, personal data, or system configuration
If Mitigated
Limited impact with proper input validation and database permissions restricting damage to non-critical data
🎯 Exploit Status
Public exploit available; simple SQL injection requiring minimal technical skill
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://phpgurukul.com/
Restart Required: No
Instructions:
No official patch available. Consider removing the software or implementing workarounds.
🔧 Temporary Workarounds
Input Validation Filter
allAdd parameter validation to sanitize date inputs before SQL processing
Modify /bwdates-reports-details.php to validate fromdate/tomdate parameters using PHP's filter_var() or custom regex
WAF Rule Implementation
allBlock SQL injection patterns targeting the vulnerable endpoint
Add WAF rule: deny requests to /bwdates-reports-details.php containing SQL keywords in parameters
🧯 If You Can't Patch
- Remove or disable the /bwdates-reports-details.php file from production
- Implement network segmentation to restrict access to the vulnerable system
🔍 How to Verify
Check if Vulnerable:
Test the endpoint with SQL injection payloads: /bwdates-reports-details.php?vid=2&fromdate=1' OR '1'='1Check Version:
Check software version in admin panel or readme filesVerify Fix Applied:
Attempt SQL injection after implementing fixes; verify error responses are sanitized📡 Detection & Monitoring
Log Indicators:
- SQL syntax errors in PHP/application logs
- Unusual database queries from web server IP
- Multiple failed parameter validation attempts
Network Indicators:
- HTTP requests to /bwdates-reports-details.php with SQL keywords in parameters
- Unusual outbound database connections from web server
SIEM Query:
source="web_logs" AND uri="/bwdates-reports-details.php" AND (param="fromdate" OR param="tomdate") AND (content="UNION" OR content="SELECT" OR content="OR '1'='1")