CVE-2024-4009
Replay Attack in KNX Secure Devices
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
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Replay Attack in KNX Secure Devices
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
- Record
CVE-2024-4009- CVSS 4.0
- 7.3 High
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/S:N/AU:N/V:D/RE:M/U:Green - CVSS 3.1
- 9.2 Critical
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H - Weakness
- CWE-294
- Updated
- 2026-11-02
EUVDEUVD-2024-32575
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
- Record
EUVD-2024-32575- CVSS 4.0
- 7.3 High
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/S:N/AU:N/V:D/RE:M/U:Green - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-48fj-hh68-6w6q
Replay Attack in ABB, Busch-Jaeger, FTS Display (version 1.00) and BCU (version 1.3.0.33) allows...
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
- Record
GHSA-48fj-hh68-6w6q- CVSS 4.0
- 7.3 High
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:N/R:X/V:D/RE:M/U:Green - CVSS 3.1
- 9.2 Critical
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H - Weakness
- CWE-294
- Updated
- 2026-11-02
NVD
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
- Record
CVE-2024-4009- CVSS 4.0
- 7.3 High
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:N/R:X/V:D/RE:M/U:Green - CVSS 3.1
- 9.2 Critical
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H - CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-294
- Updated
- 2026-11-02
Affected products
- abb 2tma310010b0001 firmware
- abb 2tma310010b0003 firmware
- abb 2tma310011b0001 firmware
- abb 2tma310011b0002 firmware
- abb 2tma310011b0003 firmware
- abb, busch-jaeger 2,4'' display 70, sd-u12-70-1-4015
- abb, busch-jaeger 2,4'' display 70, sd/u12.70.11-4015
- abb, busch-jaeger 2.4! display 55, sd/sd/u12.55.1-825
- abb, busch-jaeger 2.4! display 55, sd/u12.55.11-825
- abb, busch-jaeger 2.4! display 63, sd/u12.63.11-825
- abb, busch-jaeger bcu knx, ba-u1.0.1
- abb, busch-jaeger bcu knx, ba-u1.0.11
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-4009 is a high vulnerability (CVSS 7.3) in Abb 2tma310010b0001 Firmware, published June 5, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.14%, the 3rd percentile. No source names a fixed version.