SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2024-4009

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

HIGH 7.3EPSS 0.14%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.14%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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

CVSS 4.0
7.3 HIGHCVSS: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/M
EPSS
0.14% probability · 4th percentile
CISA KEV
Not listed
Weakness
CWE-294
Affected
abb/2tma310010b0001 firmware · abb/2tma310011b0001 firmware · abb/2tma310011b0002 firmware · abb/2tma310010b0003 firmware · abb/2tma310011b0003 firmware
Source
cybersecurity@ch.abb.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.