CVE-2023-29298

7.5 HIGH

📋 TL;DR

This vulnerability allows attackers to bypass security controls in Adobe ColdFusion and access administration endpoints without authentication. It affects ColdFusion 2018, 2021, and 2023 versions before specific updates. Exploitation requires no user interaction and can lead to unauthorized administrative access.

💻 Affected Systems

Products:
  • Adobe ColdFusion
Versions: 2018 Update 16 and earlier, 2021 Update 6 and earlier, 2023.0.0.330468 and earlier
Operating Systems: All supported platforms
Default Config Vulnerable: ⚠️ Yes
Notes: All ColdFusion installations with affected versions are vulnerable regardless of configuration.

📦 What is this software?

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

Coldfusion by Adobe

Adobe ColdFusion is a commercial rapid web application development platform and server providing a Java-based runtime environment for building dynamic websites, web applications, REST APIs, and enterprise integrations. Deployed across government agencies, financial services, healthcare organizations...

Learn more about Coldfusion →

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete compromise of ColdFusion server allowing administrative control, data theft, and potential lateral movement to other systems.

🟠

Likely Case

Unauthorized access to administrative interfaces leading to configuration changes, data exposure, and potential code execution.

🟢

If Mitigated

Limited impact if proper network segmentation and access controls prevent external access to ColdFusion administration interfaces.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

CISA has added this to their Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 2018 Update 17, 2021 Update 7, 2023.0.0.330469

Vendor Advisory: https://helpx.adobe.com/security/products/coldfusion/apsb23-40.html

Restart Required: Yes

Instructions:

1. Download appropriate update from Adobe ColdFusion downloads page. 2. Apply update following Adobe's installation guide. 3. Restart ColdFusion services. 4. Verify update was successful.

🔧 Temporary Workarounds

Network Access Restriction

all

Restrict network access to ColdFusion administration endpoints using firewall rules or network segmentation.

IP Whitelisting

all

Configure ColdFusion to only allow administrative access from trusted IP addresses.

🧯 If You Can't Patch

  • Implement strict network segmentation to isolate ColdFusion servers from untrusted networks
  • Deploy web application firewall (WAF) rules to block access to administration endpoints

🔍 How to Verify

Check if Vulnerable:

Check ColdFusion version in administrator console or via cfusion/lib/version.txt file

Check Version:

On Windows: type "C:\ColdFusion\cfusion\lib\version.txt" | On Linux: cat /opt/coldfusion/cfusion/lib/version.txt

Verify Fix Applied:

Verify version is 2018 Update 17 or later, 2021 Update 7 or later, or 2023.0.0.330469 or later

📡 Detection & Monitoring

Log Indicators:

  • Unauthorized access attempts to /CFIDE/administrator endpoints
  • Access from unexpected IP addresses to administrative interfaces

Network Indicators:

  • HTTP requests to ColdFusion administration endpoints from external sources

SIEM Query:

source="coldfusion" AND (uri="/CFIDE/administrator/*" OR uri="/CFIDE/adminapi/*") AND NOT src_ip IN [trusted_ips]

🔗 References

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