How severe is CVE-2022-27194?

CVE-2022-27194 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-27194 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-27194?

CVE-2022-27194 primarily affects Siemens Simatic Pcs Neo. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-27194?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-27194 published?

CVE-2022-27194 was published on 2022-04-12 and last updated on 2026-06-17.

CVE-2022-27194

CVE-2022-27194 is a high-severity vulnerability in Siemens Simatic Pcs Neo with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Siemens Simatic Pcs Neo
Published: 2022-04-12
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2022-27194?: 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.
How severe is CVE-2022-27194?: CVE-2022-27194 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-27194 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-27194?: CVE-2022-27194 primarily affects Siemens Simatic Pcs Neo. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-27194?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-27194 published?: CVE-2022-27194 was published on 2022-04-12 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-711829.pdf

Affected products (7)

cpe:2.3:a:siemens:simatic_pcs_neo:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_pcs_neo:3.1:-:*:*:*:*:*:*
cpe:2.3:a:siemens:sinetplan:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:totally_integrated_automation_portal:15:*:*:*:*:*:*:*
cpe:2.3:a:siemens:totally_integrated_automation_portal:15.1:-:*:*:*:*:*:*
cpe:2.3:a:siemens:totally_integrated_automation_portal:16:*:*:*:*:*:*:*
cpe:2.3:a:siemens:totally_integrated_automation_portal:17:*:*:*:*:*:*:*

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