CVE-2023-27792

7.8 HIGH

📋 TL;DR

This vulnerability in IXP Data Easy Install v6.6.14884.0 allows attackers to escalate privileges due to insufficient directory permissions. Attackers can gain elevated access to systems running this software. Organizations using this specific version are affected.

💻 Affected Systems

Products:
  • IXP Data Easy Install
Versions: v6.6.14884.0
Operating Systems: Windows
Default Config Vulnerable: ⚠️ Yes
Notes: Only this specific version is confirmed vulnerable. The vulnerability stems from improper directory permission settings.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Full system compromise with administrative privileges, allowing installation of malware, data theft, or complete system control.

🟠

Likely Case

Local privilege escalation enabling attackers to execute arbitrary code with higher privileges than intended.

🟢

If Mitigated

Limited impact with proper access controls and monitoring in place, potentially only affecting isolated components.

🌐 Internet-Facing: MEDIUM
🏢 Internal Only: HIGH

🎯 Exploit Status

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

Exploitation requires local access to the system. The vulnerability is in directory permission configuration.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: v6.6.14885.0 or later

Vendor Advisory: https://www.bramfitt-tech-labs.com/article/easy-install-cve-issue

Restart Required: Yes

Instructions:

1. Download the latest version from the vendor. 2. Uninstall the vulnerable version. 3. Install the patched version. 4. Restart the system.

🔧 Temporary Workarounds

Restrict Directory Permissions

windows

Manually adjust subdirectory permissions to prevent unauthorized access.

icacls "C:\Program Files\IXP Data\Easy Install\subdirectories" /inheritance:r /grant:r "Users:(OI)(CI)R" /grant:r "Administrators:(OI)(CI)F"

🧯 If You Can't Patch

  • Remove or restrict local user access to the system running the vulnerable software.
  • Implement strict monitoring and alerting for privilege escalation attempts.

🔍 How to Verify

Check if Vulnerable:

Check the installed version of IXP Data Easy Install via Control Panel > Programs and Features or by running the software and checking the About section.

Check Version:

wmic product where name="IXP Data Easy Install" get version

Verify Fix Applied:

Verify the version is v6.6.14885.0 or later and test directory permissions are properly set.

📡 Detection & Monitoring

Log Indicators:

  • Unexpected privilege escalation events in Windows Security logs (Event ID 4672, 4688)
  • Unauthorized access attempts to restricted directories

Network Indicators:

  • Unusual outbound connections from the affected system

SIEM Query:

source="windows_security" (event_id=4672 OR event_id=4688) process_name="*Easy Install*"

🔗 References

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