CVE-2018-14956
📋 TL;DR
CMS ISWEB 3.5.3 contains multiple SQL injection vulnerabilities that allow attackers to execute arbitrary SQL queries. This can lead to unauthorized access to sensitive database information, including user credentials and application data. Organizations running CMS ISWEB 3.5.3 are affected.
💻 Affected Systems
- CMS ISWEB
📦 What is this software?
Isweb by Isweb
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, authentication bypass, and potential remote code execution through database functions.
Likely Case
Unauthorized data extraction from the database, including user credentials, personal information, and application configuration.
If Mitigated
Limited impact with proper input validation and database permissions, though SQL injection attempts may still be logged.
🎯 Exploit Status
Multiple public proof-of-concept exploits exist. SQL injection vulnerabilities are commonly weaponized in automated attacks.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Not available
Restart Required: No
Instructions:
No official patch available. Consider upgrading to a newer version if available, or implement workarounds.
🔧 Temporary Workarounds
Web Application Firewall (WAF)
allDeploy a WAF with SQL injection protection rules to block malicious requests.
Input Validation
allImplement server-side input validation to sanitize user inputs before database queries.
🧯 If You Can't Patch
- Isolate the CMS ISWEB application in a segmented network zone with restricted database access.
- Implement database-level controls: use least privilege accounts, enable query logging, and restrict database functions.
🔍 How to Verify
Check if Vulnerable:
Test application endpoints with SQL injection payloads (e.g., ' OR '1'='1) and monitor for unexpected database responses.Check Version:
Check CMS ISWEB version in application interface or configuration files.Verify Fix Applied:
Re-test with SQL injection payloads after implementing controls; successful attacks should be blocked or logged.📡 Detection & Monitoring
Log Indicators:
- Unusual database query patterns
- SQL syntax errors in application logs
- Multiple failed login attempts with SQL-like payloads
Network Indicators:
- HTTP requests containing SQL keywords (SELECT, UNION, etc.)
- Abnormal response times from database queries
SIEM Query:
source="web_logs" AND ("SELECT" OR "UNION" OR "' OR '") AND status=200🔗 References
- http://packetstormsecurity.com/files/149571/CMS-ISWEB-3.5.3-SQL-Injection.html
- https://cxsecurity.com/issue/WLB-2018090249
- https://imgur.com/a/buXJJKC
- https://exchange.xforce.ibmcloud.com/vulnerabilities/150516
- http://packetstormsecurity.com/files/149571/CMS-ISWEB-3.5.3-SQL-Injection.html
- https://cxsecurity.com/issue/WLB-2018090249
- https://imgur.com/a/buXJJKC
