How severe is CVE-2019-18316?

CVE-2019-18316 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-18316 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-18316?

CVE-2019-18316 primarily affects Siemens Sppa-t3000 Application Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-18316?

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

When was CVE-2019-18316 published?

CVE-2019-18316 was published on 2019-12-12 and last updated on 2026-06-17.

CVE-2019-18316

CVE-2019-18316 is a critical-severity vulnerability in Siemens Sppa-t3000 Application Server with a CVSS 3.x base score of 9.8. 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-502.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Siemens Sppa-t3000 Application Server
Published: 2019-12-12
Last modified: 2026-06-17

Description

A vulnerability has been identified in SPPA-T3000 Application Server (All versions < Service Pack R8.2 SP2). An attacker with network access to the Application Server could gain remote code execution by sending specifically crafted packets to 1099/tcp. Please note that an attacker needs to have network access to the Application Server in order to exploit this vulnerability. At the time of advisory publication no public exploitation of this security vulnerability was known.

Frequently asked questions

What is CVE-2019-18316?: A vulnerability has been identified in SPPA-T3000 Application Server (All versions < Service Pack R8.2 SP2). An attacker with network access to the Application Server could gain remote code execution by sending specifically crafted packets to 1099/tcp. Please note that an attacker needs to have network access to the Application Server in order to exploit this vulnerability. At the time of advisory publication no public exploitation of this security vulnerability was known.
How severe is CVE-2019-18316?: CVE-2019-18316 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-18316 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-18316?: CVE-2019-18316 primarily affects Siemens Sppa-t3000 Application Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-18316?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-18316 published?: CVE-2019-18316 was published on 2019-12-12 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-451445.pdf

Affected products (3)

cpe:2.3:a:siemens:sppa-t3000_application_server:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:sppa-t3000_application_server:r8.2:-:*:*:*:*:*:*
cpe:2.3:a:siemens:sppa-t3000_application_server:r8.2:sp1:*:*:*:*:*:*

More vulnerabilities in Siemens Sppa-t3000 Application Server

CVE-2019-18315 — Critical (CVSS 9.8): A vulnerability has been identified in SPPA-T3000 Application Server (All versions < Service Pack R8.2 SP2). An…
CVE-2019-18314 — Critical (CVSS 9.8): A vulnerability has been identified in SPPA-T3000 Application Server (All versions < Service Pack R8.2 SP2). An…
CVE-2019-18284 — Critical (CVSS 9.8): A vulnerability has been identified in SPPA-T3000 Application Server (All versions < Service Pack R8.2 SP2). The…
CVE-2019-18283 — Critical (CVSS 9.8): A vulnerability has been identified in SPPA-T3000 Application Server (All versions < Service Pack R8.2 SP2). The…
CVE-2019-18288 — High (CVSS 8.8): A vulnerability has been identified in SPPA-T3000 Application Server (All versions < Service Pack R8.2 SP2). An…
CVE-2019-18320 — High (CVSS 7.5): A vulnerability has been identified in SPPA-T3000 Application Server (All versions < Service Pack R8.2 SP2). An…

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