CVE-2022-26585
📋 TL;DR
Mingsoft MCMS v5.2.7 contains a SQL injection vulnerability in the /cms/content/list endpoint that allows attackers to execute arbitrary SQL commands. This affects all organizations running the vulnerable version of this content management system. Attackers can potentially access, modify, or delete database content.
💻 Affected Systems
- Mingsoft MCMS
📦 What is this software?
Mcms by Mingsoft
⚠️ 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 access to sensitive content data, user information, and potential privilege escalation within the CMS.
If Mitigated
Limited impact with proper input validation, parameterized queries, and WAF protection in place.
🎯 Exploit Status
SQL injection vulnerabilities in web applications are commonly exploited and weaponization is likely given the public disclosure.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: v5.2.8 or later
Vendor Advisory: https://gitee.com/mingSoft/MCMS/issues/I4W1S9
Restart Required: Yes
Instructions:
1. Backup database and application files. 2. Download MCMS v5.2.8 or later from official source. 3. Replace vulnerable files with patched version. 4. Restart web server and application services.
🔧 Temporary Workarounds
WAF Rule Implementation
allImplement web application firewall rules to block SQL injection patterns targeting /cms/content/list endpoint.
# Example ModSecurity rule: SecRule REQUEST_URI "@streq /cms/content/list" "id:1001,phase:2,deny,msg:'MCMS SQLi Block'"
# Add SQL injection detection patterns to your WAF
Endpoint Restriction
allRestrict access to /cms/content/list endpoint to authorized users only using authentication middleware.
# Apache: <Location /cms/content/list> Require valid-user </Location>
# Nginx: location /cms/content/list { auth_basic "Restricted"; auth_basic_user_file /path/to/.htpasswd; }
🧯 If You Can't Patch
- Implement strict input validation and parameterized queries for all database operations in the affected endpoint.
- Deploy a web application firewall with SQL injection detection rules and monitor for exploitation attempts.
🔍 How to Verify
Check if Vulnerable:
Check if running MCMS v5.2.7 by examining version files or admin panel. Test /cms/content/list endpoint with SQL injection payloads (in controlled environment only).Check Version:
Check /WEB-INF/classes/version.properties or admin panel login page for version information.Verify Fix Applied:
Verify MCMS version is v5.2.8 or later. Test /cms/content/list endpoint with SQL injection payloads to confirm they are properly sanitized.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL syntax in request parameters to /cms/content/list
- Multiple failed SQL queries from same source
- Database error messages in application logs
Network Indicators:
- HTTP requests to /cms/content/list with SQL keywords (UNION, SELECT, INSERT, etc.) in parameters
- Abnormal database connection patterns from web server
SIEM Query:
source="web_logs" AND uri="/cms/content/list" AND (param="*SELECT*" OR param="*UNION*" OR param="*INSERT*" OR param="*DELETE*")