CVE-2024-4009

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

Replay Attack

in ABB, Busch-Jaeger, FTS Display (version 1.00) and BCU (version 1.3.0.33) allows attacker to capture/replay KNX telegram to local KNX Bus-System

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-294

Affected software

VendorProductVersions
ABB, Busch-Jaeger2.4! Display 55, SD/U12.55.11-8251.00
ABB, Busch-Jaeger2.4! Display 55, SD/SD/U12.55.1-8251.00
ABB, Busch-Jaeger2.4! Display 63, SD/U12.63.11-8251.00
ABB, Busch-JaegerRoomTouch 4", RT/U12.86.1-8251.00
ABB, Busch-JaegerRoomTouch 4", RT/U12.86.11-8251.00
ABB, Busch-Jaeger2,4'' Display 70, SD/U12.70.11-40151.00
ABB, Busch-Jaeger2,4'' Display 70, SD-U12-70-1-40151.00
ABB, Busch-JaegerRoomTouch 4", RT/U12.86.11-8111.00
ABB, Busch-JaegerRoomTouch 4", RT-U12-86-1-8111.00
ABB, Busch-JaegerBCU KNX, BA-U1.0.111.3.0.33
ABB, Busch-JaegerBCU KNX, BA-U1.0.11.3.0.33
ABB, Busch-JaegerBCU KNX, BA-U1.0.211.3.0.33

References

Timeline

Published
Jun 5, 2024
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2024-4009: High severity, CVSS 7.8 | Vulnix