CVE-2022-21233

mediumpriority · track · 22OT risk · elevatedEPSS 0.003 · 26 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.33% (26th) EPSS

CVSS 5.5 · medium

Is it mine?

345 products

Check your exposure

Who says so?

7 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

Improper isolation of shared resources in some Intel(R) Processors may allow a privileged user to potentially enable information disclosure via local access.

remediations

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

A vendor fix is available.

FixedSIMATIC S7-1500 TM MFP - BIOSsiemens_psirt
Update to V1.3.0 or later version
https://support.industry.siemens.com/cs/ww/en/view/109945851/
FixedSIMATIC S7-1500 TM MFP - BIOScisa_csaf_ot
Update to V1.3.0 or later version
https://support.industry.siemens.com/cs/ww/en/view/109945851/
WorkaroundSIMATIC S7-1500 TM MFP - BIOSsiemens_psirt
Only build and run applications from trusted sources
WorkaroundSIMATIC S7-1500 TM MFP - BIOScisa_csaf_ot
Only build and run applications from trusted sources

cvss

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

6.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 1.8 · impact 3.6

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:Csecondary · CISA US

v3.16mediumAV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondaryexploitability 1.8 · impact 3.6

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE

v3.15.1mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-311USCWE-311USCWE-665US

affected products (345)

Products and version ranges known to be affected.

Dell ECS <3.8.1.0all versionscert_bundDE
Dell PowerEdgeall versionscert_bundDEcpe:/h:dell:poweredge:-
IBM InfoSphere Information Serverall versionscert_bundDEcpe:/a:ibm:infosphere_information_server:-
Dell ECS< 3.8.1.0cert_bundDE
SIMATIC S7-1500 TM MFP - BIOSall versionscisa_csaf_otUS
Siemens SIMATIC S7-1500 TM MFP - BIOS< V1.3.0cisa_csaf_otUS
n/a Intel(R) Processors≤ See referencesenisa_euvdEU
Intel Corp. Intel SGX SDK for Linux≤ 2.17.101.1fstec_bduRU
Intel Corp. Intel SGX SDK for Windows≤ 2.16.101.1fstec_bduRU
ООО «РусБИТех-Астра» Astra Linux Special Edition≤ 1.7fstec_bduRU
intel atom c3308 firmwareall versionsnvdUScpe:2.3:o:intel:atom_c3308_firmware:*:*:*:*:*:*:*:*
intel atom c3336 firmwareall versionsnvdUScpe:2.3:o:intel:atom_c3336_firmware:*:*:*:*:*:*:*:*
intel atom c3338 firmwareall versionsnvdUScpe:2.3:o:intel:atom_c3338_firmware:*:*:*:*:*:*:*:*
intel atom c3338r firmwareall versionsnvdUScpe:2.3:o:intel:atom_c3338r_firmware:*:*:*:*:*:*:*:*
intel atom c3436l firmwareall versionsnvdUScpe:2.3:o:intel:atom_c3436l_firmware:*:*:*:*:*:*:*:*
intel atom c3508 firmwareall versionsnvdUScpe:2.3:o:intel:atom_c3508_firmware:*:*:*:*:*:*:*:*
intel atom c3538 firmwareall versionsnvdUScpe:2.3:o:intel:atom_c3538_firmware:*:*:*:*:*:*:*:*
intel atom c3558 firmwareall versionsnvdUScpe:2.3:o:intel:atom_c3558_firmware:*:*:*:*:*:*:*:*
intel atom c3558r firmwareall versionsnvdUScpe:2.3:o:intel:atom_c3558r_firmware:*:*:*:*:*:*:*:*
intel atom c3558rc firmwareall versionsnvdUScpe:2.3:o:intel:atom_c3558rc_firmware:*:*:*:*:*:*:*:*

showing 20 of 345

advisories (5)

Vendor and ecosystem advisories describing this.

SSA-831302SSA-831302: Vulnerabilities in the BIOS of the SIMATIC S7-1500 TM MFP before V1.3.02023-06-13csaf · siemens_psirtDE
Multiple vulnerabilities have been identified in the BIOS of the SIMATIC S7-1500 TM MFP before V1.3.0. Siemens has released a new version for SIMATIC S7-1500 TM MFP - BIOS and recommends to update to the latest version.
WID-SEC-W-2022-0986Intel Prozessoren: Mehrere Schwachstellen ermöglichen Offenlegung von InformationenDeutsch2022-08-09csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen in Intel Prozessoren ausnutzen, um Informationen offenzulegen.
WID-SEC-W-2023-1432Siemens SIMATIC S7: Mehrere SchwachstellenDeutsch2023-06-12csaf · cert_bundDE
Ein Angreifer aus dem angrenzenden Netzwerk oder ein entfernter, anonymer, authentisierter, physischer oder lokaler Angreifer kann mehrere Schwachstellen in Siemens SIMATIC S7 ausnutzen, um beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen, einen Denial-of-Service-Zustand herbeizuführen, seine Privilegien zu erweitern und Daten zu manipulieren.
WID-SEC-W-2024-0794Dell ECS: Mehrere SchwachstellenDeutsch2024-04-04csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Dell ECS ausnutzen, um seine Privilegien zu erweitern, beliebigen Programmcode mit Administratorrechten auszuführen, Informationen offenzulegen, Dateien zu manipulieren, einen Cross-Site-Scripting-Angriff durchzuführen, Sicherheitsvorkehrungen zu umgehen oder einen Denial of Service Zustand herbeizuführen.
ICSA-23-166-10Siemens SIMATIC S7-1500 TM MFP BIOS2023-06-13icsa · cisa_csaf_otUS
Multiple vulnerabilities have been identified in the BIOS of the SIMATIC S7-1500 TM MFP before V1.3.0. Siemens has released a new version for SIMATIC S7-1500 TM MFP - BIOS and recommends to update to the latest version.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund cisa_csaf_ot nvd siemens_psirt NVD CVE.org MITRE

published 2022-08-18modified 2026-06-17

references (18)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan