CVE-2021-27662

HIGH

Johnson Controls KT-1 <3.01 - SSRF

Title source: llm
STIX 2.1

Description

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

Scores

CVSS v3 8.6
EPSS 0.0018
EPSS Percentile 39.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

Details

CWE
CWE-294
Status published
Products (1)
johnsoncontrols/kantech_kt-1_door_controller_firmware < 3.01
Published Sep 15, 2021
Tracked Since Feb 18, 2026