CVE-2016-8673

mediumPriorität · verfolgen · 35OT-Risiko · erhöhtEPSS 0.011 · 66. PerzentilDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.11% (66th) EPSS

CVSS 6.8 · medium

Is it mine?

9 products

Prüfe deine Angriffsfläche

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · siemens_psirt

EPSS · bewertet 2026-10-27

A vulnerability has been identified in SIMATIC CP 343-1 Advanced (incl. SIPLUS NET variant) (All versions < V3.0.53), SIMATIC CP 443-1 Advanced (incl. SIPLUS NET variant) (All versions < V3.2.17), SIMATIC S7-300 PN/DP CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP CPU family (incl. SIPLUS variants) (All versions). The integrated web server at port 80/TCP or port 443/TCP of the affected devices could allow remote attackers to perform actions with the permissions of an authenticated user, provided the targeted user has an active session and is induced to trigger the malicious request.

Behebungen

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

Ein Hersteller-Fix ist verfügbar.

BehobenSIMATIC CP 343-1 Advanced (incl. SIPLUS variants)siemens_psirt
Update to V3.0.53 or any later version
https://support.industry.siemens.com/cs/ww/en/view/109742236
BehobenSIMATIC CP 443-1 Advanced (incl. SIPLUS variants)siemens_psirt
Update to V3.2.17 or any later version
https://support.industry.siemens.com/cs/ww/en/view/109745388
BehobenSIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants)siemens_psirt
Update to V3.X.18 or later version
https://support.industry.siemens.com/cs/ww/en/ps/13752/dl
WorkaroundSIMATIC CP 343-1 Advanced (incl. SIPLUS variants)siemens_psirt
Deactivate the webserver if not required, and if deactivation is supported by the product
WorkaroundSIMATIC CP 443-1 Advanced (incl. SIPLUS variants)siemens_psirt
Deactivate the webserver if not required, and if deactivation is supported by the product
WorkaroundSIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants)siemens_psirt
Deactivate the webserver if not required, and if deactivation is supported by the product
WorkaroundSIMATIC S7-400 PN/DP CPU family (incl. SIPLUS variants)siemens_psirt
Deactivate the webserver if not required, and if deactivation is supported by the product
Kein Fix geplantSIMATIC S7-400 PN/DP CPU family (incl. SIPLUS variants)siemens_psirt
Currently no fix is planned

cvss

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

8.8

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · medium–high · 6.3–8.8

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

v3.08.8highCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USAusnutzbarkeit 2.8 · Auswirkung 5.9

v3.08.1highCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.16.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-352USprimärCWE-345US

betroffene Produkte (9)

Betroffene Produkte und Versionsbereiche.

n/a n/a≤ n/aenisa_euvdEU
siemens simatic cp 343-1 firmwarealle VersionennvdUScpe:2.3:o:siemens:simatic_cp_343-1_firmware:*:*:*:*:*:*:*:*
siemens simatic cp 443-1 firmwarealle VersionennvdUScpe:2.3:o:siemens:simatic_cp_443-1_firmware:*:*:*:*:*:*:*:*
siemens simatic s7 300 cpu firmwarealle VersionennvdUScpe:2.3:o:siemens:simatic_s7_300_cpu_firmware:*:*:*:*:*:*:*:*
siemens simatic s7 400 cpu firmwarealle VersionennvdUScpe:2.3:o:siemens:simatic_s7_400_cpu_firmware:*:*:*:*:*:*:*:*
Siemens SIMATIC CP 343-1 Advanced (incl. SIPLUS variants)≤ vers:all/<V3.0.53siemens_psirtDE
Siemens SIMATIC CP 443-1 Advanced (incl. SIPLUS variants)≤ vers:all/<V3.2.17siemens_psirtDE
Siemens SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants)≤ vers:all/<V3.X.18siemens_psirtDE
Siemens SIMATIC S7-400 PN/DP CPU family (incl. SIPLUS variants)≤ vers:all/*siemens_psirtDE

Advisories (1)

Hersteller- und Ökosystem-Meldungen dazu.

SSA-603476SSA-603476: Web Vulnerabilities in SIMATIC NET CP 343-1/CP 443-1 Modules and SIMATIC S7-300/S7-400 CPUs2016-11-21csaf · siemens_psirtDE
SIMATIC CP 343-1 Advanced/CP-443-1 Advanced devices and SIMATIC S7-300/S7-400 CPUs are affected by two vulnerabilities. One of the vulnerabilities could allow remote attackers to perform operations as an authenticated user under certain conditions. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where updates are not, or not yet available.

auch bekannt als (3)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd nvd siemens_psirt NVD CVE.org MITRE

veröffentlicht 2016-11-23geändert 2026-06-17

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Verwandte Einträge.

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+10357 weitere

Referenzen (4)

Externe Belege — Patches, Meldungen, Analysen.

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