No exploitation reportedFix available

CVE-2022-27194

Q: Is CVE-2022-27194 actively exploited?

Active exploitation of CVE-2022-27194 has not been confirmed. Its EPSS score was 1.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2022-27194?

CVE-2022-27194 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

No exploitation reported by the sources we read.

Published2022-04-12
WeaknessCWE-400

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A vulnerability has been identified in SIMATIC PCS neo (Administration Console) (All versions < V3.1 SP1), SINETPLAN (All versions), TIA Portal (V15, V15.1, V16 and V17). The affected system cannot properly process specially crafted packets sent to port 8888/tcp. A remote attacker could exploit this vulnerability to cause a Denial-of-Service condition. The affected devices must be restarted manually.

Timeline

dates in UTC

2022-04-1209:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-27194?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-27194?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Siemens totally integrated automation portal

Branch	Affected	Fixed in	Source
15.x	= 15	no fix published	NVD
15.1	= 15.1	no fix published	NVD
16.x	= 16	no fix published	NVD
17.x	= 17	no fix published	NVD

Siemens simatic pcs neo

Branch	Affected	Fixed in	Source
3.1	< 3.1	3.1	NVD
3.1	= 3.1	no fix published	NVD

Siemens sinetplan

Branch	Affected	Fixed in	Source
—	all versions	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-22-104-16 CISA3 known affected
Siemens TIA Administrator
SIMATIC PCS neo (Administration Console) · SINETPLAN · TIA Portal

Full record on NVD

Fix

Vendor fix CISA ICSA-22-104-16 · 1 productUpdate to V3.1 SP1 or later version
Vendor fix CISA ICSA-22-104-16 · 2 productsUpdate TIA Administrator to V1.0 SP7 or later version
Mitigation from the vendor CISA ICSA-22-104-16 · 3 productsRestrict access to port 8888/tcp to localhost (default)
Mitigation from the vendor CISA ICSA-22-104-16 · 1 productApply measures described in "Industrial Security in SIMATIC PCS neo": https://support.industry.siemens.com/cs/ww/en/view/109771524/

Advisories and patches

cert-portal.siemens.comMitigation · Patch · Vendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.17.5read 2026-10-23
NVDCVSS 2.07.8read 2026-10-23
CNAweakness (CWE)CWE-400read 2026-10-23
NVDweakness (CWE)CWE-400read 2026-10-23
FIRST EPSSEPSS score1.4 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: 2022-04-12
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-27194?

Is CVE-2022-27194 actively exploited?

Active exploitation of CVE-2022-27194 has not been confirmed. Its EPSS score was 1.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-27194?

CVE-2022-27194 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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