Vulnerability: Replay and Man-in-the-Middle Attacks on Johnson Controls KT-1 Door Controller

Vulnerability: Replay and Man-in-the-Middle Attacks on Johnson Controls KT-1 Door Controller

CVE-2021-27662 · HIGH Severity

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

The KT-1 door controller is susceptible to replay or man-in-the-middle attacks where an attacker can record and replay TCP packets. This issue affects Johnson Controls KT-1 all versions up to and including 3.01

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