CVE-2023-43503

highPriorität · verfolgen · 30OT-Risiko · erhöhtEPSS 0.003 · 24. PerzentilDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.31% (24th) EPSS

CVSS 7.5 · high

Is it mine?

6 products

Prüfe deine Angriffsfläche

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · bewertet 2026-10-27

A vulnerability has been identified in COMOS (All versions < V10.4.4). Caching system in the affected application leaks sensitive information such as user and project information in cleartext via UDP.

Behebungen

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

Ein Hersteller-Fix ist verfügbar.

BehobenCOMOSsiemens_psirt
For CVE-2023-43503, update to V10.4.4 or later version and update the COMOS database to version 25. (See “Data maintenance: Modifying the version” in the user manual. Warning: After the update, the database cannot be used by older COMOS versions)
BehobenCOMOScisa_csaf_ot
For CVE-2023-43503, update to V10.4.4 or later version and update the COMOS database to version 25. (See “Data maintenance: Modifying the version” in the user manual. Warning: After the update, the database cannot be used by older COMOS versions)
MitigationCOMOSsiemens_psirt
Ensure all files imported into COMOS originate from a trusted source and transmitted are over secure channels
MitigationCOMOScisa_csaf_ot
Ensure all files imported into COMOS originate from a trusted source and transmitted are over secure channels

cvss

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

7.5

010

Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen⚠ Quellen uneinig · low–high · 3.5–7.5

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

v3.13.5lowCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:Csecondary · CISA US

v3.13.5lowAV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.13.5lowCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:Csecondary · ENISA EU

v3.13.5lowCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · productcert@siemens.com DEAusnutzbarkeit 2.1 · Auswirkung 1.4

v3.13.5lowCVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/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)

SSVC

Eine Handlungsentscheidung — aus Ausnutzung und Auswirkung.

Trackcoordinatorcisa_ssvcUS

schwächen

Die CWE-Schwächeklassen, zu denen dies gehört.

CWE-319USprimärCWE-319USCWE-319USCWE-319US

betroffene Produkte (6)

Betroffene Produkte und Versionsbereiche.

COMOSalle Versionencisa_csaf_otUS
Siemens COMOS< V10.4.4cisa_csaf_otUS
Siemens COMOSAll versions → V10.4.4enisa_euvdEU
Siemens AG COMOS≤ 10.4.4fstec_bduRU
siemens comos< 10.4.4nvdUScpe:2.3:a:siemens:comos:*:*:*:*:*:*:*:*
Siemens COMOS< V10.4.4siemens_psirtDE

Advisories (2)

Hersteller- und Ökosystem-Meldungen dazu.

SSA-137900SSA-137900: Multiple Vulnerabilities in COMOS2023-11-14csaf · siemens_psirtDE
COMOS is affected by multiple vulnerabilities that could allow an attacker to execute arbitrary code or cause denial of service condition, data infiltration or perform access control violations. Siemens has released an update for COMOS and recommends to update to the latest version. Siemens recommends specific countermeasures for products where updates are not, or not yet available.
ICSA-23-320-09Siemens COMOS2023-11-14icsa · cisa_csaf_otUS
COMOS is affected by multiple vulnerabilities that could allow an attacker to execute arbitrary code or cause denial of service condition, data infiltration or perform access control violations. Siemens has released an update for COMOS and recommends to update to the latest version. Siemens recommends specific countermeasures for products where updates are not, or not yet available.

auch bekannt als (5)

Weitere Namen und Kennungen dieser Entität.

quellen

Welche Quellen diesen Datensatz belegen und wann.

cnnvd enisa_euvd fstec_bdu cisa_csaf_ot nvd siemens_psirt NVD CVE.org MITRE

veröffentlicht 2023-11-14geändert 2026-06-17

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+1178 weitere

Referenzen (4)

Externe Belege — Patches, Meldungen, Analysen.

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