CVE-2022-33208

mediumpriority · track · 33OT risk · elevatedEPSS 0.019 · 79 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.87% (79th) EPSS

CVSS 6.8 · medium

Is it mine?

75 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

Authentication bypass by capture-replay vulnerability exists in Machine automation controller NJ series all models V 1.48 and earlier, Machine automation controller NX7 series all models V1.28 and earlier, Machine automation controller NX1 series all models V1.48 and earlier, Automation software 'Sysmac Studio' all models V1.49 and earlier, and Programmable Terminal (PT) NA series NA5-15W/NA5-12W/NA5-9W/NA5-7W models Runtime V1.15 and earlier, which may allow a remote attacker who can analyze the communication between the affected controller and automation software 'Sysmac Studio' and/or a Programmable Terminal (PT) to access the controller.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

MitigationNJ/NX-series Controllers and Softwarecisa_csaf_ot
Automation Software Sysmac Studio: Update to version 1.50 or higher

cvss

Technical severity, 0–10. One row per scoring source.

8.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.2–8.1

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4

v3.18.1highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.2 · impact 5.9

v3.07.5highCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · CISA US

v3.16.2mediumAV:N/AC:H/PR:H/UI:N/S:U/C:L/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.17.4highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-294USprimaryCWE-294USCWE-294US

affected products (75)

Products and version ranges known to be affected.

NJ/NX-series Controllers and Software - Automation Software Sysmac Studio (All Models): Versions 1.49 and priorall versionscisa_csaf_otUS
NJ/NX-series Controllers and Software - NA-series Programable Terminal (NA5-15W, NA5-12W, NA5-9W, NA5-7W): Runtime versions 1.15 and prior all versionscisa_csaf_otUS
NJ/NX-series Controllers and Software - NJ-series Machine Automation Controller (All Models): Versions 1.48 and priorall versionscisa_csaf_otUS
NJ/NX-series Controllers and Software - NX1-series Machine Automation Controller (All Models): Versions 1.48 and priorall versionscisa_csaf_otUS
NJ/NX-series Controllers and Software - NX7-series Machine Automation Controller (All Models): Versions 1.28 and priorall versionscisa_csaf_otUS
Omron NJ/NX-series Controllers and Software≤ 1.28cisa_csaf_otUS
Omron NJ/NX-series Controllers and Software≤ 1.15cisa_csaf_otUS
Omron NJ/NX-series Controllers and Software≤ 1.49cisa_csaf_otUS
Omron NJ/NX-series Controllers and Software≤ 1.48cisa_csaf_otUS
OMRON Corporation Machine automation controller NJ series, Machine automation controller NX series, Automation software 'Sysmac Studio', and Programmable Terminal (PT) NA series≤ Machine automation controller NJ series all models V 1.48 and earlier, Machine automation controller NX7 series all models V1.28 and earlier, Machine automation controller NX1 series all models V1.48 and earlier, Automation software 'Sysmac Studio' all models V1.49 and earlier, and Programmable Terminal (PT) NA series NA5-15W/NA5-12W/NA5-9W/NA5-7W models Runtime V1.15 and earlierenisa_euvdEU
Omron Electronics LLC Omron NA5-12W≤ 1.16fstec_bduRU
Omron Electronics LLC Omron NA5-15W≤ 1.16fstec_bduRU
Omron Electronics LLC Omron NA5-7W≤ 1.16fstec_bduRU
Omron Electronics LLC Omron NA5-9W≤ 1.16fstec_bduRU
Omron Electronics LLC Omron NJ≤ 1.49fstec_bduRU
Omron Electronics LLC Omron NX1≤ 1.49fstec_bduRU
Omron Electronics LLC Omron NX7≤ 1.29fstec_bduRU
Omron Electronics LLC Omron Sysmac Studio≤ 1.50fstec_bduRU
omron na5-12w firmware≤ 1.15nvdUScpe:2.3:o:omron:na5-12w_firmware:*:*:*:*:*:*:*:*
omron na5-15w firmware≤ 1.15nvdUScpe:2.3:o:omron:na5-15w_firmware:*:*:*:*:*:*:*:*

showing 20 of 75

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-22-314-08Omron NJ/NX-series Machine Automation Controllers2022-11-10icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities may allow an attacker to bypass authentication in the communications connection process to login and operate the controller products without authorization.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cisa_csaf_ot nvd NVD CVE.org MITRE

published 2022-07-04modified 2026-06-17

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+336 more

references (9)

External citations — patches, advisories, analysis.

scry

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