Ava-661: Authenticated RTSP stream user could cause availability loss to Ava Aware

Release Date

14th of July 2022.

Overview

An authenticated RTSP stream user could use the API to force a restart of Ava Aware.

Affected Products

• Ava Aware:
  • All Stable upgrade channel versions before 4.9.7.
  • All Beta upgrade channel versions before 5.0.2.

Unaffected Products

• Ava Aware:
  • All Stable upgrade channel versions after and including 4.9.7.
  • All Beta upgrade channel versions after and including 5.0.2.
• Ava cameras: all versions.
• Ava Cloud: all versions.

Resolution

This issue has been fixed in Ava Aware Beta upgrade channel version 5.0.2 and Stable upgrade channel version 4.9.7. It is strongly recommended that all installations running an affected version are upgraded to the latest release as soon as possible. Releases are available to download.

Vulnerability Information

• CVE: pending
• CVSSv3 score: 6.5 (Medium)
• CVSSv3 vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Mitigations

There are no known mitigations for this issue.

Work arounds

The work around for this issue is to delete all RTSP stream users in the Ava Aware deployment.

Acknowledgements

Issue found internally by Ava Security.

Disclosure Timeline

• 21/06/2022 Issue found internally by Ava Security
• 30/06/2022 Root cause established
• 01/07/2022 Fix identified
• 04/07/2022 Patched Ava Aware (Beta upgrade channel) released
• 05/07/2022 Patched Ava Aware (Stable upgrade channel) released
• 05/07/2022 Preliminary vulnerability advisory published
• 14/07/2022 Vulnerability publicly disclosed