Alta-Aware-640: Possibility of encryption keys leaking on Ava on-premise cameras

Release Date

29th November 2023.

Overview

An error could be induced which would cause encryption keys on Ava on-premise cameras to be leaked.

Affected Products

• Ava Cameras:
  • All Stable upgrade Channel versions before 4.8.3.
  • All Beta upgrade channel versions before 4.9.0.

Unaffected Products

• Ava Aware: all versions.
• Ava Cameras:
  • All Stable upgrade channel versions after and including 4.8.3.
  • All Beta upgrade channel versions after and including 4.9.0.
• Ava Cloud: all versions.

Resolution

This issue has been fixed in Ava Camera Beta upgrade channel version 4.9.0 and Stable upgrade channel version 4.8.3.

It is strongly recommended that all Avigilon Alta camera installations running an affected version upgrade to the latest release as soon as possible. Releases are available to download through the Alta Aware User Interface for Ava managed cameras and the Avigilon Alta Camera User Interface for unmanaged Ava cameras.

Vulnerability Information

• CVSSv3 score: 5.3 (medium)
• CVSSv3 vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Mitigations

There are no known mitigations for this issue.

Work arounds

There are no known work arounds for this issue.

Acknowledgements

Issue found internally by Ava Security.

Disclosure Timeline

• 06/05/2022 Issue found internally by Ava Security
• 06/05/2022 Root cause established
• 06/05/2022 Fix identified
• 09/05/2022 Patched Ava Cameras (Beta upgrade channel) released
• 09/05/2022 Patched Ava Cameras (Stable upgrade channel) released
• 09/05/2022 Preliminary vulnerability advisory published
• 30/11/2023 Vulnerability publicly disclosed