CVE-2024-39776 Avtec CVE debrief

Who should care

Organizations operating Avtec Outpost 0810 or Outpost Uploader Utility in critical communications infrastructure, public safety, transportation, or industrial control environments should prioritize this vulnerability. Security teams responsible for ICS/OT network protection and incident response should assess exposure and coordinate vendor-guided upgrades.

Technical summary

CVE-2024-39776 is an information disclosure vulnerability in Avtec Outpost 0810 and Outpost Uploader Utility versions prior to 5.0.0. The products store sensitive information in an insecure location without proper access controls, enabling unauthenticated network attackers to access confidential data. The vulnerability has a CVSS 3.1 score of 7.5 (HIGH) with vector AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N, indicating network accessibility, low attack complexity, no required privileges, and high confidentiality impact with no integrity or availability impact.

Defensive priority

HIGH

Recommended defensive actions

• Upgrade Avtec Outpost 0810 to version 5.0.0 or later to resolve the insecure storage vulnerability
• When upgrading Outpost Uploader Utility to version 5.0.0 or later, reset the user list to default per Avtec's documentation
• Restrict network access to port 80 on affected devices where possible
• Disable the web interface on affected devices if not required for operations
• Check for coupled Scout firmware versions prior to 5.8.1 and update to latest firmware if present
• Apply network segmentation to limit exposure of ICS devices to untrusted networks
• Monitor for unauthorized access attempts to Outpost web interfaces

Evidence notes

The source advisory identifies two affected products: Avtec Outpost 0810 versions prior to 5.0.0 and Avtec Outpost Uploader Utility versions prior to 5.0.0. The CVSS 3.1 vector confirms network attack vector with low attack complexity and no privileges required.

Official resources