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Se4801T0X Redundant Wireless I O Card Firmware CVE-2022-30260

HIGH
Insufficient Verification of Data Authenticity (CWE-345)
2022-12-26 cve@mitre.org
Information Disclosure Se4801T0X Redundant Wireless I O Card Firmware Deltav Distributed Control System Sq Controller Firmware Deltav Distributed Control System Sx Controller Firmware Se4002S1T2B6 High Side 40 Pin Mass I O Terminal Block Firmware Se4003S2B4 16 Pin Mass I O Terminal Block Firmware Se4003S2B524 Pin Mass I O Terminal Block Firmware Se4017P0 H1 I O Interface Card And Terminl Block Firmware Se4017P1 H1 I O Card With Integrated Power Firmware Se4019P0 Simplex H1 4 Port Plus Fieldbus I O Interface With Terminalblock Firmware Se4026 Virtual I O Module 2 Firmware Se4027 Virtual I O Module 2 Firmware Se4032S1T2B8 High Side 40 Pin Do Mass I O Terminal Block Firmware Se4037P0 H1 I O Interface Card And Terminl Block Firmware Se4037P1 Redundant H1 I O Card With Integrated Power And Terminal Block Firmware Se4039P0 Redundant H1 4 Port Plus Fieldbus I O Interface With Terminalblock Firmware Se4052S1T2B6 High Side 40 Pin Mass I O Terminal Block Firmware Se4082S1T2B8 High Side 40 Pin Do Mass I O Terminal Block Firmware Se4100 Simplex Ethernet I O Card Eioc Assembly Firmware Se4101 Simplex Ethernet I O Card Eioc Assembly Firmware Ve4103 Modbus Tcp Interface For Ethernet Connected I O Eioc Firmware Ve4104 Ethernet Ip Control Tag Integration For Ethernet Connected I O Eioc Firmware Ve4105 Ethernet Ip Interface For Ethernet Connected I O Eioc Firmware Ve4106 Opc Ua Client For Ethernet Connected I O Eioc Firmware Ve4107 Iec 61850 Mms Interface For Ethernet Connected I O Eioc Firmware Emerson
7.8
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
CWE-345
OWASP Top 10:2025
A08:2025 - Software or Data Integrity Failures
ASVS 5.0
V15 - Secure Coding and Architecture Data authenticity verification
Impact

CVSS score of 7.8 (HIGH). Attack characteristics: local attack vector, low complexity, no privileges required, user interaction required.
Exploit ScenarioDerived

Successful exploitation could compromise the high-severity affected system.
This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAI

Emerson DeltaV Distributed Control System (DCS) has insufficient verification of firmware integrity (an inadequate checksum approach, and no signature). Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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Technical ContextAI · show details

This vulnerability is classified under CWE-345. 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 include: Emerson Deltav Distributed Control System Sq Controller Firmware, Emerson Deltav Distributed Control System Sx Controller Firmware, Emerson Se4002S1T2B6 High Side 40-Pin Mass I\/O Terminal Block Firmware, Emerson Se4003S2B4 16-Pin Mass I\/O Terminal Block Firmware, Emerson Se4003S2B524-Pin Mass I\/O Terminal Block Firmware. Version information: before 14.3.

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Severity by source

NVD PRIMARY 7.8 HIGH
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

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.

Threat Intelligence Overview

EPSS Score
0.1%
Top 96% exploitable
Data Quality
2 sources
Confidence: Low
NVD CVE.org EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.1%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +39
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)NVD

cpe:2.3:o:emerson:deltav_distributed_control_system_sq_controller_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:deltav_distributed_control_system_sx_controller_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4002s1t2b6_high_side_40-pin_mass_i\/o_terminal_block_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4003s2b4_16-pin_mass_i\/o_terminal_block_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4003s2b524-pin_mass_i\/o_terminal_block_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4017p0_h1_i\/o_interface_card_and_terminl_block_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4017p1_h1_i\/o_card_with_integrated_power_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4019p0_simplex_h1_4-port_plus_fieldbus_i\/o_interface_with_terminalblock_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4026_virtual_i\/o_module_2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4027_virtual_i\/o_module_2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4032s1t2b8_high_side_40-pin_do_mass_i\/o_terminal_block_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4037p0_h1_i\/o_interface_card_and_terminl_block_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4037p1_redundant_h1_i\/o_card_with_integrated_power_and_terminal_block_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4039p0_redundant_h1_4-port_plus_fieldbus_i\/o_interface_with_terminalblock_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4052s1t2b6_high_side_40-pin_mass_i\/o_terminal_block_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4082s1t2b8_high_side_40-pin_do_mass_i\/o_terminal_block_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4100_simplex_ethernet_i\/o_card_\(eioc\)_assembly_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4101_simplex_ethernet_i\/o_card_\(eioc\)_assembly_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:se4801t0x_redundant_wireless_i\/o_card_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:ve4103_modbus_tcp_interface_for_ethernet_connected_i\/o_\(eioc\)_firmware:*:*:*:*:*:*:*:*
+ 4 more

More in Se4801T0X Redundant Wireless I O Card Firmware

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The Emerson DeltaV Distributed Control System (DCS) controllers and IO cards through 2022-04-29 misuse passwords. Rated

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The Emerson DeltaV Distributed Control System (DCS) controllers and IO cards through 2022-04-29 misuse passwords. Rated

CVE-2022-29963 MEDIUM
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The Emerson DeltaV Distributed Control System (DCS) controllers and IO cards through 2022-04-29 misuse passwords. Rated

CVE-2022-29962 MEDIUM
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The Emerson DeltaV Distributed Control System (DCS) controllers and IO cards through 2022-04-29 misuse passwords. Rated

CVE-2016-9347 MEDIUM
5.0 Feb 13

An issue was discovered in Emerson SE4801T0X Redundant Wireless I/O Card V13.3, and SE4801T1X Simplex Wireless I/O Card

Same weakness CWE-345 – Insufficient Verification of Data Authenticity

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CVE-2017-0147 HIGH POC
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References

Advisories & patches
REF https://www.cisa.gov/uscert/ics/advisories/icsa-22-181-03 REF https://www.forescout.com/blog/

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