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Fencer Vulns
high 7.8

CVE-2022-30260 json

Emerson DeltaV Distributed Control System (DCS) has insufficient verification of firmware integrity (an inadequate checksum approach, and n…

published 2022-12-26 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-35465

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 4%
public exploits
0
none known

Summary

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.

Patch / fix

  • emerson deltav_distributed_control_system_sq_controller_firmware 14.3
  • emerson deltav_distributed_control_system_sx_controller_firmware 14.3
  • emerson se4002s1t2b6_high_side_40-pin_mass_i/o_terminal_block_firmware 14.3
  • emerson se4003s2b4_16-pin_mass_i/o_terminal_block_firmware 14.3
  • emerson se4003s2b524-pin_mass_i/o_terminal_block_firmware 14.3
  • emerson se4017p0_h1_i/o_interface_card_and_terminl_block_firmware 14.3
  • emerson se4017p1_h1_i/o_card_with_integrated_power_firmware 14.3
  • emerson se4019p0_simplex_h1_4-port_plus_fieldbus_i/o_interface_with_terminalblock_firmware 14.3
  • emerson se4026_virtual_i/o_module_2_firmware 14.3
  • emerson se4027_virtual_i/o_module_2_firmware 14.3
  • emerson se4032s1t2b8_high_side_40-pin_do_mass_i/o_terminal_block_firmware 14.3
  • emerson se4037p0_h1_i/o_interface_card_and_terminl_block_firmware 14.3
  • emerson se4037p1_redundant_h1_i/o_card_with_integrated_power_and_terminal_block_firmware 14.3
  • emerson se4039p0_redundant_h1_4-port_plus_fieldbus_i/o_interface_with_terminalblock_firmware 14.3
  • emerson se4052s1t2b6_high_side_40-pin_mass_i/o_terminal_block_firmware 14.3
  • emerson se4082s1t2b8_high_side_40-pin_do_mass_i/o_terminal_block_firmware 14.3
  • emerson se4100_simplex_ethernet_i/o_card_(eioc)_assembly_firmware 14.3
  • emerson se4101_simplex_ethernet_i/o_card_(eioc)_assembly_firmware 14.3
  • emerson se4801t0x_redundant_wireless_i/o_card_firmware 14.3
  • emerson ve4103_modbus_tcp_interface_for_ethernet_connected_i/o_(eioc)_firmware 14.3

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-22-181-03 updated cvss 4.2

Emerson DeltaV Distributed Control System

  • Emerson DeltaV CIOC/EIOC/WIOC IO cards Emerson DeltaV M-series Emerson DeltaV P-series Emerson DeltaV S-series Emerson DeltaV SIS
    affected: mitigation guardian.emerson.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

0.16% chance of exploitation in the next 30 days, higher than 4% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-345 Insufficient Verification of Data Authenticity

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.