CVE-2022-33138

mediumPriorität · verfolgen · 30OT-Risiko · erhöhtEPSS 0.013 · 71. PerzentilDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.35% (71st) EPSS

CVSS 5 · medium

Is it mine?

30 products

Prüfe deine Angriffsfläche

Who says so?

5 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · bewertet 2026-10-27

A vulnerability has been identified in SIMATIC MV540 H (All versions < V3.3), SIMATIC MV540 S (All versions < V3.3), SIMATIC MV550 H (All versions < V3.3), SIMATIC MV550 S (All versions < V3.3), SIMATIC MV560 U (All versions < V3.3), SIMATIC MV560 X (All versions < V3.3). Affected devices do not perform authentication for several web API endpoints. This could allow an unauthenticated remote attacker to read and download data from the device.

Behebungen

Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.

Ein Hersteller-Fix ist verfügbar.

BehobenSIMATIC MV540 Hsiemens_psirt
Update to V3.3 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811878/
BehobenSIMATIC MV540 Ssiemens_psirt
Update to V3.3 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811878/
BehobenSIMATIC MV550 Hsiemens_psirt
Update to V3.3 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811878/
BehobenSIMATIC MV550 Ssiemens_psirt
Update to V3.3 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811878/
BehobenSIMATIC MV560 Usiemens_psirt
Update to V3.3 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811878/
BehobenSIMATIC MV560 Xsiemens_psirt
Update to V3.3 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811878/
BehobenSIMATIC MV540 Hcisa_csaf_ot
Update to V3.3 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811878/
BehobenSIMATIC MV540 Scisa_csaf_ot
Update to V3.3 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811878/
BehobenSIMATIC MV550 Hcisa_csaf_ot
Update to V3.3 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811878/
BehobenSIMATIC MV550 Scisa_csaf_ot
Update to V3.3 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811878/
BehobenSIMATIC MV560 Ucisa_csaf_ot
Update to V3.3 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811878/
BehobenSIMATIC MV560 Xcisa_csaf_ot
Update to V3.3 or later version
https://support.industry.siemens.com/cs/ww/en/view/109811878/

cvss

Technischer Schweregrad, 0–10. Eine Zeile je Quelle.

7.5

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USAusnutzbarkeit 10 · Auswirkung 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USAusnutzbarkeit 3.9 · Auswirkung 3.6

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:Csecondary · CISA US

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-306USprimärCWE-306USCWE-306US

betroffene Produkte (30)

Betroffene Produkte und Versionsbereiche.

SIMATIC MV540 Halle Versionencisa_csaf_otUS
SIMATIC MV540 Salle Versionencisa_csaf_otUS
SIMATIC MV550 Halle Versionencisa_csaf_otUS
SIMATIC MV550 Salle Versionencisa_csaf_otUS
SIMATIC MV560 Ualle Versionencisa_csaf_otUS
SIMATIC MV560 Xalle Versionencisa_csaf_otUS
Siemens SIMATIC MV540 H< V3.3cisa_csaf_otUS
Siemens SIMATIC MV540 S< V3.3cisa_csaf_otUS
Siemens SIMATIC MV550 H< V3.3cisa_csaf_otUS
Siemens SIMATIC MV550 S< V3.3cisa_csaf_otUS
Siemens SIMATIC MV560 U< V3.3cisa_csaf_otUS
Siemens SIMATIC MV560 X< V3.3cisa_csaf_otUS
Siemens SIMATIC MV540 HAll versions → V3.3enisa_euvdEU
Siemens SIMATIC MV540 SAll versions → V3.3enisa_euvdEU
Siemens SIMATIC MV550 HAll versions → V3.3enisa_euvdEU
Siemens SIMATIC MV550 SAll versions → V3.3enisa_euvdEU
Siemens SIMATIC MV560 UAll versions → V3.3enisa_euvdEU
Siemens SIMATIC MV560 XAll versions → V3.3enisa_euvdEU
siemens simatic mv540 h firmware< 3.3nvdUScpe:2.3:o:siemens:simatic_mv540_h_firmware:*:*:*:*:*:*:*:*
siemens simatic mv540 s firmware< 3.3nvdUScpe:2.3:o:siemens:simatic_mv540_s_firmware:*:*:*:*:*:*:*:*

20 von 30 angezeigt

Advisories (2)

Hersteller- und Ökosystem-Meldungen dazu.

SSA-348662SSA-348662: Multiple Vulnerabilities in SIMATIC MV500 Devices before V3.32022-07-12csaf · siemens_psirtDE
SIMATIC MV500 devices before V3.3 are affected by multiple vulnerabilities that could allow attackers to hijack other users' web based management sessions (CVE-2022-33137) or access data on the device without prior authentication (CVE-2022-33138). Siemens has released an update for the SIMATIC MV500 devices and recommends to update to the latest version. Note that the update also contains additional fixes for vulnerabilities documented in Siemens Security Advisory SSA-712929.
ICSA-22-195-03Siemens SIMATIC MV500 Devices2022-07-12icsa · cisa_csaf_otUS
SIMATIC MV500 devices before V3.3 are affected by multiple vulnerabilities that could allow attackers to hijack other users' web based management sessions (CVE-2022-33137) or access data on the device without prior authentication (CVE-2022-33138). Siemens has released an update for the SIMATIC MV500 devices and recommends to update to the latest version. Note that the update also contains additional fixes for vulnerabilities documented in Siemens Security Advisory SSA-712929.

auch bekannt als (3)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd cisa_csaf_ot nvd siemens_psirt NVD CVE.org MITRE

veröffentlicht 2022-07-12geändert 2026-06-17

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+4460 weitere

Referenzen (7)

Externe Belege — Patches, Meldungen, Analysen.

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