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CVE-2016-3527

9.1 CRITICAL

📋 TL;DR

This vulnerability in Oracle Demand Planning's ODPDA Servlet allows remote attackers to compromise confidentiality and integrity of affected systems. It affects Oracle Supply Chain Products Suite versions 12.1 and 12.2. Attackers can exploit unspecified vectors to access or manipulate sensitive data.

💻 Affected Systems

Products:
  • Oracle Supply Chain Products Suite
Versions: 12.1 and 12.2
Operating Systems: All platforms running Oracle Supply Chain Products Suite
Default Config Vulnerable: ⚠️ Yes
Notes: Specifically affects the Oracle Demand Planning component via ODPDA Servlet. All deployments with this component enabled are vulnerable.

📦 What is this software?

Demand Planning by Oracle

View all CVEs affecting Demand Planning →

Demand Planning by Oracle

View all CVEs affecting Demand Planning →

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete compromise of Oracle Demand Planning system, unauthorized access to sensitive supply chain data, and potential manipulation of demand planning forecasts affecting business operations.

🟠

Likely Case

Unauthorized access to confidential business data, modification of planning information, and potential disruption of supply chain operations.

🟢

If Mitigated

Limited impact with proper network segmentation, access controls, and monitoring in place, potentially preventing exploitation or containing damage.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ⚠️ Yes
Complexity: MEDIUM

Oracle advisory indicates remote exploitation without authentication. Specific exploit details were not publicly disclosed by Oracle.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Apply Critical Patch Update July 2016 or later

Vendor Advisory: http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html

Restart Required: Yes

Instructions:

1. Download Critical Patch Update July 2016 from Oracle Support. 2. Apply patch to affected Oracle Supply Chain Products Suite installations. 3. Restart Oracle Demand Planning services. 4. Verify patch application through version checks.

🔧 Temporary Workarounds

Network Segmentation

all

Restrict network access to Oracle Demand Planning component to trusted IP addresses only

Use firewall rules to limit access to Oracle Demand Planning ports (typically 8000-9000 range)

Servlet Access Control

all

Configure web server to restrict access to ODPDA Servlet endpoints

Configure Apache/OHS or other web server to restrict /odpda/* paths to authorized users

🧯 If You Can't Patch

  • Implement strict network segmentation and firewall rules to isolate Oracle Demand Planning from untrusted networks
  • Enable detailed logging and monitoring for ODPDA Servlet access attempts and implement alerting for suspicious activity

🔍 How to Verify

Check if Vulnerable:

Check Oracle Supply Chain Products Suite version and verify if July 2016 Critical Patch Update is applied

Check Version:

Check Oracle application version through administrative console or query database version tables

Verify Fix Applied:

Verify patch application through Oracle OPatch utility: opatch lsinventory | grep -i 'July 2016'

📡 Detection & Monitoring

Log Indicators:

  • Unusual access patterns to ODPDA Servlet endpoints
  • Multiple failed authentication attempts followed by successful access
  • Unexpected modifications to demand planning data

Network Indicators:

  • Unusual traffic to Oracle Demand Planning ports from unexpected sources
  • HTTP requests to /odpda/* paths from unauthorized IPs

SIEM Query:

source="oracle_logs" AND (uri="/odpda/*" OR component="Demand Planning") AND (status=200 OR action="MODIFY") | stats count by src_ip

📊 Metadata

CVE ID: CVE-2016-3527
CVSS v3 Score: 9.1 (CRITICAL)
CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Published: July 21, 2016
Last Updated: April 12, 2025

🔗 References

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