CVE-2024-2161 – This vulnerability involves hard-coded credenti... (How to Fix)

Q: What is the severity of CVE-2024-2161?

CVE-2024-2161 has a CVSS score of 9.8 (CRITICAL). This vulnerability involves hard-coded credentials in Kiloview NDI devices, allowing unauthenticated attackers to bypass authentication and gain unauthorized access. It affects Kiloview NDI models N3, N3-s, N4, N20, N30, and N40, posing a significant security risk to organizations using these devices.

📋 TL;DR

This vulnerability involves hard-coded credentials in Kiloview NDI devices, allowing unauthenticated attackers to bypass authentication and gain unauthorized access. It affects Kiloview NDI models N3, N3-s, N4, N20, N30, and N40, posing a significant security risk to organizations using these devices.

💻 Affected Systems

Products:

Kiloview NDI N3
Kiloview NDI N3-s
Kiloview NDI N4
Kiloview NDI N20
Kiloview NDI N30
Kiloview NDI N40

Versions: All versions before Firmware 2.02.0227

Operating Systems: Embedded firmware

Default Config Vulnerable: ⚠️ Yes

Notes: This affects the default configuration of the listed Kiloview NDI devices; no specific user settings are required for exploitation.

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:

Review the CVE details at NVD
Check vendor security advisories for your specific version
Test if the vulnerability is exploitable in your environment
Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers could gain full administrative control over the device, potentially leading to data theft, device manipulation, or use as a foothold for further network attacks.

🟠

Likely Case

Unauthenticated users can access sensitive device settings, view or modify configurations, and disrupt operations without authorization.

🟢

If Mitigated

With proper network segmentation and access controls, the impact is limited to isolated device compromise, reducing broader network exposure.

🌐 Internet-Facing: HIGH, as devices exposed to the internet can be directly exploited by remote attackers without authentication.

🏢 Internal Only: MEDIUM, as internal attackers or malware could exploit this, but network segmentation may limit lateral movement.

🎯 Exploit Status

Public PoC: ✅ No

Weaponized: LIKELY

Unauthenticated Exploit: ⚠️ Yes

Complexity: LOW

Exploitation is straightforward due to hard-coded credentials, requiring minimal technical skill and no authentication.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Firmware version 2.02.0227

Vendor Advisory: https://www.kiloview.com/en/support/download/1779/

Restart Required: Yes

Instructions:

1. Download the firmware update from the Kiloview support page for your specific device model. 2. Follow the vendor's instructions to apply the update, which typically involves uploading the firmware file via the device's web interface. 3. Restart the device as required to complete the installation.

🔧 Temporary Workarounds

Network Segmentation

all

Isolate Kiloview NDI devices on a separate VLAN or network segment to limit access to authorized users only.

Access Control Lists (ACLs)

all

Implement firewall rules or ACLs to restrict inbound traffic to Kiloview NDI devices from trusted IP addresses only.

🧯 If You Can't Patch

Disconnect vulnerable devices from the internet and place them behind strict network segmentation to reduce exposure.
Monitor network traffic to and from these devices for unauthorized access attempts and review logs regularly.

🔍 How to Verify

Check if Vulnerable:

Check the device's firmware version via its web interface or management console; if it is below 2.02.0227, it is vulnerable.

Check Version:

Log into the device's web interface and navigate to the system information or settings page to view the firmware version.

Verify Fix Applied:

After updating, confirm the firmware version is 2.02.0227 or higher and test authentication to ensure credentials are no longer hard-coded.

📡 Detection & Monitoring

Log Indicators:

Failed login attempts followed by successful access without valid credentials
Unauthorized configuration changes in device logs

Network Indicators:

Unusual inbound connections to Kiloview NDI device ports from untrusted sources
Traffic patterns indicating authentication bypass attempts

SIEM Query:

Example: 'source_ip: * AND destination_ip: [Kiloview_device_IP] AND event_type: authentication AND result: success' to detect potential bypasses.

📊 Metadata

CVE ID: CVE-2024-2161

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

CWE: CWE-798

Published: March 21, 2024

Last Updated: November 21, 2024

🔗 References

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