How severe is CVE-2019-18309?

CVE-2019-18309 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-18309 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-18309?

CVE-2019-18309 affects Siemens Sppa-t3000 Ms3000 Migration Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-18309?

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-2019-18309 published?

CVE-2019-18309 was published on 2019-12-12 and last updated on 2026-06-17.

CVE-2019-18309

CVE-2019-18309 is a high-severity vulnerability in Siemens Sppa-t3000 Ms3000 Migration Server with a CVSS 3.x base score of 7.8. 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-284.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Siemens Sppa-t3000 Ms3000 Migration Server
Published: 2019-12-12
Last modified: 2026-06-17

Description

A vulnerability has been identified in SPPA-T3000 MS3000 Migration Server (All versions). An attacker with local access to the MS3000 Server and a low privileged user account could gain root privileges by manipulating specific files in the local file system. This vulnerability is independent from CVE-2019-18308. Please note that an attacker needs to have local access to the MS3000 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-2019-18309?: A vulnerability has been identified in SPPA-T3000 MS3000 Migration Server (All versions). An attacker with local access to the MS3000 Server and a low privileged user account could gain root privileges by manipulating specific files in the local file system. This vulnerability is independent from CVE-2019-18308. Please note that an attacker needs to have local access to the MS3000 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-2019-18309?: CVE-2019-18309 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-18309 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-18309?: CVE-2019-18309 affects Siemens Sppa-t3000 Ms3000 Migration Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-18309?: 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-2019-18309 published?: CVE-2019-18309 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 (1)

cpe:2.3:a:siemens:sppa-t3000_ms3000_migration_server:*:*:*:*:*:*:*:*

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