CVE-2022-30260: Emerson Deltav Distributed Control System Sq Controller Firmware

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

Emerson DeltaV Distributed Control System (DCS) has insufficient verification of firmware integrity (an inadequate checksum approach, and no signature). This affects versions before 14.3 of DeltaV M-series, DeltaV S-series, DeltaV P-series, DeltaV SIS, and DeltaV CIOC/EIOC/WIOC IO cards.

Affected products

Emerson Deltav Distributed Control System Sq Controller Firmware: before 14.3 (fixed in 14.3)
Emerson Deltav Distributed Control System Sx Controller Firmware: before 14.3 (fixed in 14.3)
Emerson SE4002S1T2B6 High Side 40-Pin Mass I/o Terminal Block Firmware: before 14.3 (fixed in 14.3)
Emerson SE4003S2B4 16-Pin Mass I/o Terminal Block Firmware: before 14.3 (fixed in 14.3)
Emerson SE4003S2B524-Pin Mass I/o Terminal Block Firmware: before 14.3 (fixed in 14.3)
Emerson SE4017P0 h1 I/o Interface Card And Terminl Block Firmware: before 14.3 (fixed in 14.3)
Emerson SE4017P1 h1 I/o Card With Integrated Power Firmware: before 14.3 (fixed in 14.3)
Emerson SE4019P0 Simplex h1 4-Port Plus Fieldbus I/o Interface With Terminalblock Firmware: before 14.3 (fixed in 14.3)
Emerson SE4026 Virtual I/o Module 2 Firmware: before 14.3 (fixed in 14.3)
Emerson SE4027 Virtual I/o Module 2 Firmware: before 14.3 (fixed in 14.3)
Emerson SE4032S1T2B8 High Side 40-Pin Do Mass I/o Terminal Block Firmware: before 14.3 (fixed in 14.3)
Emerson SE4037P0 h1 I/o Interface Card And Terminl Block Firmware: before 14.3 (fixed in 14.3)
Emerson SE4037P1 Redundant h1 I/o Card With Integrated Power And Terminal Block Firmware: before 14.3 (fixed in 14.3)
Emerson SE4039P0 Redundant h1 4-Port Plus Fieldbus I/o Interface With Terminalblock Firmware: before 14.3 (fixed in 14.3)
Emerson SE4052S1T2B6 High Side 40-Pin Mass I/o Terminal Block Firmware: before 14.3 (fixed in 14.3)
Emerson SE4082S1T2B8 High Side 40-Pin Do Mass I/o Terminal Block Firmware: before 14.3 (fixed in 14.3)
Emerson SE4100 Simplex Ethernet I/o Card (eioc) Assembly Firmware: before 14.3 (fixed in 14.3)
Emerson SE4101 Simplex Ethernet I/o Card (eioc) Assembly Firmware: before 14.3 (fixed in 14.3)
Emerson SE4801T0X Redundant Wireless I/o Card Firmware: before 14.3 (fixed in 14.3)
Emerson VE4103 Modbus TCP Interface For Ethernet Connected I/o (eioc) Firmware: before 14.3 (fixed in 14.3)
Emerson VE4104 Ethernet/ip Control Tag Integration For Ethernet Connected I/o (eioc) Firmware: before 14.3 (fixed in 14.3)
Emerson VE4105 Ethernet/ip Interface For Ethernet Connected I/o (eioc) Firmware: before 14.3 (fixed in 14.3)
Emerson VE4106 Opc-Ua Client For Ethernet Connected I/o (eioc) Firmware: before 14.3 (fixed in 14.3)
Emerson VE4107 Iec 61850 Mms Interface For Ethernet Connected I/o (eioc) Firmware: before 14.3 (fixed in 14.3)

Published 2022-12-26. Last modified 2026-06-17.