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CVE-2021-2463

9.8 CRITICAL
Remote Code Execution

📋 TL;DR

This critical vulnerability in Oracle Commerce Platform's Dynamo Application Framework allows unauthenticated remote attackers to completely compromise affected systems via HTTP requests. All organizations running Oracle Commerce Platform versions 11.0.0 through 11.3.2 are affected. The vulnerability has a CVSS score of 9.8, indicating complete system takeover is possible.

💻 Affected Systems

Products:
  • Oracle Commerce Platform
Versions: 11.0.0, 11.1.0, 11.2.0, 11.3.0-11.3.2
Operating Systems: Any OS running Oracle Commerce Platform
Default Config Vulnerable: ⚠️ Yes
Notes: All supported versions within the specified range are vulnerable by default

📦 What is this software?

Commerce Platform by Oracle

View all CVEs affecting Commerce Platform →

Commerce Platform by Oracle

View all CVEs affecting Commerce Platform →

Commerce Platform by Oracle

View all CVEs affecting Commerce Platform →

Commerce Platform by Oracle

View all CVEs affecting Commerce Platform →

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete compromise of Oracle Commerce Platform leading to data theft, system destruction, and persistent backdoor access

🟠

Likely Case

Remote code execution leading to data exfiltration, ransomware deployment, or credential harvesting

🟢

If Mitigated

Limited impact if systems are patched, network segmented, and have strong access controls

🌐 Internet-Facing: HIGH - Unauthenticated network access via HTTP makes internet-facing systems extremely vulnerable
🏢 Internal Only: HIGH - Even internal systems are vulnerable to any network-accessible attacker

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

CVSS description states 'easily exploitable' with no authentication required

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Apply patches from Oracle Critical Patch Update July 2021

Vendor Advisory: https://www.oracle.com/security-alerts/cpujul2021.html

Restart Required: Yes

Instructions:

1. Download appropriate patch from Oracle Support 2. Apply patch following Oracle documentation 3. Restart Oracle Commerce Platform services 4. Verify patch application

🔧 Temporary Workarounds

Network Segmentation

linux

Restrict network access to Oracle Commerce Platform to only trusted sources

iptables -A INPUT -p tcp --dport 80 -s trusted_network -j ACCEPT
iptables -A INPUT -p tcp --dport 443 -s trusted_network -j ACCEPT
iptables -A INPUT -p tcp --dport 80 -j DROP
iptables -A INPUT -p tcp --dport 443 -j DROP

Web Application Firewall

all

Deploy WAF with rules to block suspicious HTTP requests to Oracle Commerce endpoints

🧯 If You Can't Patch

  • Isolate affected systems in separate network segments with strict access controls
  • Implement application-level monitoring and alerting for suspicious HTTP requests

🔍 How to Verify

Check if Vulnerable:

Check Oracle Commerce Platform version against affected versions list

Check Version:

Check Oracle Commerce Platform documentation for version query commands specific to your deployment

Verify Fix Applied:

Verify patch application through Oracle Commerce Platform admin interface or version check

📡 Detection & Monitoring

Log Indicators:

  • Unusual HTTP requests to Dynamo Application Framework endpoints
  • Unexpected process execution or file modifications

Network Indicators:

  • Suspicious HTTP traffic patterns to Oracle Commerce Platform
  • Unusual outbound connections from Oracle Commerce servers

SIEM Query:

source="oracle_commerce.log" AND (http_method="POST" OR http_method="GET") AND uri CONTAINS "/dynamo/" AND status_code=200

📊 Metadata

CVE ID: CVE-2021-2463
CVSS v3 Score: 9.8 (CRITICAL)
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: July 21, 2021
Last Updated: November 21, 2024

🔗 References

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