How severe is CVE-2022-30260?

CVE-2022-30260 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-30260 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-30260?

CVE-2022-30260 primarily affects Emerson Deltav Distributed Control System Sq Controller Firmware. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-30260?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-30260 published?

CVE-2022-30260 was published on 2022-12-26 and last updated on 2026-06-17.

CVE-2022-30260

CVE-2022-30260 is a high-severity vulnerability in Emerson Deltav Distributed Control System Sq Controller Firmware with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-345.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-345
Affected product: Emerson Deltav Distributed Control System Sq Controller Firmware
Published: 2022-12-26
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2022-30260?: 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.
How severe is CVE-2022-30260?: CVE-2022-30260 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-30260 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-30260?: CVE-2022-30260 primarily affects Emerson Deltav Distributed Control System Sq Controller Firmware. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-30260?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-30260 published?: CVE-2022-30260 was published on 2022-12-26 and last updated on 2026-06-17.

References

Affected products (24)

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:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:ve4104_ethernet\/ip_control_tag_integration_for_ethernet_connected_i\/o_\(eioc\)_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:ve4105_ethernet\/ip_interface_for_ethernet_connected_i\/o_\(eioc\)_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:ve4106_opc-ua_client_for_ethernet_connected_i\/o_\(eioc\)_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:emerson:ve4107_iec_61850_mms_interface_for_ethernet_connected_i\/o_\(eioc\)_firmware:*:*:*:*:*:*:*:*

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