CVE-2023-46098

highpriority · track · 35EPSS 0.006 · 49 %ileDEEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.62% (49th) EPSS

CVSS 8.8 · high

Is it mine?

6 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

A vulnerability has been identified in SIMATIC PCS neo (All versions < V4.1). When accessing the Information Server from affected products, the products use an overly permissive CORS policy. This could allow an attacker to trick a legitimate user to trigger unwanted behavior.

remediations

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

A vendor fix is available.

FixedSIMATIC PCS neosiemens_psirt
Update to V4.1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109825230/
FixedSIMATIC PCS neocisa_csaf_ot
Update to V4.1 or later version
https://support.industry.siemens.com/cs/ww/en/view/109825230/

cvss

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

8.8

010

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

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.18highCVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:Csecondary · CISA US

v3.18highAV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.18highCVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:Csecondary · ENISA EU

v3.18highCVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · productcert@siemens.com DEexploitability 2.1 · impact 5.9

v3.18highCVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:Csecondary · Siemens ProductCERT DE

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

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

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-942USCWE-942USCWE-942USCWE-942US

affected products (6)

Products and version ranges known to be affected.

SIMATIC PCS neoall versionscisa_csaf_otUS
Siemens SIMATIC PCS neo< V4.1cisa_csaf_otUS
Siemens SIMATIC PCS neoAll versions → V4.1enisa_euvdEU
Siemens AG SIMATIC PCS neo≤ 4.1fstec_bduRU
siemens simatic pcs neo< 4.1nvdUScpe:2.3:a:siemens:simatic_pcs_neo:*:*:*:*:*:*:*:*
Siemens SIMATIC PCS neo< V4.1siemens_psirtDE

advisories (2)

Vendor and ecosystem advisories describing this.

SSA-456933SSA-456933: Multiple Vulnerabilities in SIMATIC PCS neo before V4.12023-11-14csaf · siemens_psirtDE
SIMATIC PCS neo before V4.1 is affected by multiple vulnerabilities. Siemens has released a new version for SIMATIC PCS neo and recommends to update to the latest version.
ICSA-23-320-06Siemens SIMATIC PCS neo2023-11-14icsa · cisa_csaf_otUS
SIMATIC PCS neo before V4.1 is affected by multiple vulnerabilities. Siemens has released a new version for SIMATIC PCS neo and recommends to update to the latest version.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cisa_csaf_ot nvd siemens_psirt NVD CVE.org MITRE

published 2023-11-14modified 2026-06-17

references (4)

External citations — patches, advisories, analysis.

scry

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