CVE-2024-35278

4.3 MEDIUM

📋 TL;DR

This SQL injection vulnerability in Fortinet FortiPortal allows authenticated attackers to view server-side SQL queries by submitting specially crafted HTTP requests. It affects FortiPortal versions 7.2.4 through 7.2.0 and 7.0.0 through 7.2.8. While it doesn't directly enable data modification, it can expose sensitive database information.

💻 Affected Systems

Products:
  • Fortinet FortiPortal
Versions: 7.2.4 through 7.2.0 and 7.0.0 through 7.2.8
Operating Systems: Not OS-specific - affects FortiPortal software
Default Config Vulnerable: ⚠️ Yes
Notes: Requires authenticated access to FortiPortal interface.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers could extract sensitive database information, potentially including credentials, configuration data, or other administrative information, leading to further compromise.

🟠

Likely Case

Information disclosure of SQL queries revealing database structure, potentially enabling more sophisticated attacks or reconnaissance.

🟢

If Mitigated

Limited impact with proper network segmentation and monitoring, though information disclosure still occurs.

🌐 Internet-Facing: MEDIUM - While authentication is required, exposed FortiPortal instances could be targeted by attackers with valid credentials.
🏢 Internal Only: MEDIUM - Internal attackers with authenticated access could exploit this for reconnaissance and information gathering.

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: LOW

Exploitation requires authenticated access and involves crafting HTTP requests with SQL injection payloads.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Versions after 7.2.8 and 7.2.0 (refer to vendor advisory for specific fixed versions)

Vendor Advisory: https://fortiguard.fortinet.com/psirt/FG-IR-24-086

Restart Required: Yes

Instructions:

1. Review Fortinet advisory FG-IR-24-086. 2. Upgrade FortiPortal to patched version. 3. Restart FortiPortal services. 4. Verify fix by testing with known payloads.

🔧 Temporary Workarounds

Network Access Restriction

all

Restrict access to FortiPortal interface to trusted IP addresses only

Enhanced Authentication

all

Implement multi-factor authentication for FortiPortal access

🧯 If You Can't Patch

  • Implement strict network segmentation to isolate FortiPortal from sensitive systems
  • Enable detailed logging and monitoring for SQL injection attempts

🔍 How to Verify

Check if Vulnerable:

Check FortiPortal version via web interface or CLI. If version is between 7.2.4-7.2.0 or 7.0.0-7.2.8, system is vulnerable.

Check Version:

Check via FortiPortal web interface or consult system documentation for version command

Verify Fix Applied:

After patching, attempt to reproduce the vulnerability with test payloads and verify no SQL queries are exposed.

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL query patterns in logs
  • HTTP requests containing SQL keywords or special characters
  • Multiple failed authentication attempts followed by SQL-like requests

Network Indicators:

  • HTTP POST/GET requests with SQL injection payloads to FortiPortal endpoints
  • Unusual database query patterns from FortiPortal

SIEM Query:

source="fortiportal" AND (http_request CONTAINS "UNION" OR http_request CONTAINS "SELECT" OR http_request CONTAINS "' OR '1'='1")

🔗 References

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