A vulnerability has been identified in CoreShield One-Way Gateway (OWG) Software (All versions < V2.2).

published 2022-09-13 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-41049

cvss: 7.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 6%
public exploits: 0; none known

A vulnerability has been identified in CoreShield One-Way Gateway (OWG) Software (All versions < V2.2). The default installation sets insecure file permissions that could allow a local attacker to escalate privileges to local administrator.

Patch / fix

fixed in 1

siemens coreshield_one-way_gateway 2.2

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-22-258-01 updated 2022-09-13 cvss 7.8

Siemens Mobility CoreShield OWG Software

Siemens CoreShield One-Way Gateway (OWG) Software <V2.2
affected: fixed in V2.2, mitigation

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

Exploit prediction

0.17% chance of exploitation in the next 30 days, higher than 6% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Siemens CoreShield One-Way Gateway (OWG) Software

Classification

Weakness

CWE-284 Improper Access Control
CWE-276 Incorrect Default Permissions

References

cert-portal.siemens.com /productcert/pdf/ssa-589975.pdf
vendor-advisory

Sources

CVE List CVE-2022-38466
NVD CVE-2022-38466

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Summary