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CVE-2022-21558

7.8 HIGH

📋 TL;DR

This vulnerability in Oracle Crystal Ball allows a low-privileged attacker with local access to the system where the software runs to potentially compromise the application and affect other connected products. Successful exploitation could lead to complete takeover of Oracle Crystal Ball, impacting confidentiality, integrity, and availability. Affected versions are 11.1.2.0.000 through 11.1.2.4.900.

💻 Affected Systems

Products:
  • Oracle Crystal Ball
Versions: 11.1.2.0.000-11.1.2.4.900
Operating Systems: Windows (typical for Oracle Crystal Ball deployments)
Default Config Vulnerable: ⚠️ Yes
Notes: Part of Oracle Construction and Engineering suite. Requires attacker to have logon access to the infrastructure where Crystal Ball executes.

📦 What is this software?

Crystal Ball by Oracle

View all CVEs affecting Crystal Ball →

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete compromise of Oracle Crystal Ball installation leading to data theft, system manipulation, and potential lateral movement to other connected systems due to scope change.

🟠

Likely Case

Local attacker with existing access escalates privileges or compromises the Crystal Ball application to access sensitive project data.

🟢

If Mitigated

Limited impact due to proper access controls, network segmentation, and monitoring preventing successful exploitation.

🌐 Internet-Facing: LOW - Requires local access to the system where Crystal Ball executes (AV:L in CVSS vector).
🏢 Internal Only: MEDIUM - Internal users with local access could exploit, but requires specific conditions and privileges.

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: HIGH - CVSS indicates 'AC:H' (Attack Complexity High) and requires local access with low privileges.

Exploitation is difficult according to Oracle's description. Requires specific conditions and local access.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Apply patches from Oracle Critical Patch Update - July 2022

Vendor Advisory: https://www.oracle.com/security-alerts/cpujul2022.html

Restart Required: Yes

Instructions:

1. Download appropriate patches from Oracle Support. 2. Apply patches according to Oracle documentation. 3. Restart affected services/systems. 4. Verify patch application.

🔧 Temporary Workarounds

Restrict Local Access

all

Limit user accounts with local access to Crystal Ball systems to only authorized personnel.

Network Segmentation

all

Isolate Crystal Ball systems from other critical infrastructure to limit scope change impact.

🧯 If You Can't Patch

  • Implement strict access controls to limit who can log into systems running Crystal Ball
  • Monitor for unusual activity on Crystal Ball systems and review logs regularly

🔍 How to Verify

Check if Vulnerable:

Check Oracle Crystal Ball version via application interface or registry (Windows: HKEY_LOCAL_MACHINE\SOFTWARE\Oracle\Crystal Ball\Version)

Check Version:

On Windows: reg query "HKLM\SOFTWARE\Oracle\Crystal Ball" /v Version

Verify Fix Applied:

Verify version is above 11.1.2.4.900 or check Oracle patch installation logs

📡 Detection & Monitoring

Log Indicators:

  • Unusual process creation from Crystal Ball executables
  • Failed authentication attempts followed by successful local logins
  • Unexpected file modifications in Crystal Ball directories

Network Indicators:

  • Unusual outbound connections from Crystal Ball systems
  • Unexpected traffic between Crystal Ball and other systems

SIEM Query:

source="crystalball.log" AND (event_type="process_creation" OR event_type="file_modification") | stats count by host, user

📊 Metadata

CVE ID: CVE-2022-21558
CVSS v3 Score: 7.8 (HIGH)
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Published: July 19, 2022
Last Updated: November 21, 2024

🔗 References

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