CVE-2019-18338

CVE-2019-18338 is a high-severity vulnerability in Siemens Sinvr 3 Central Control Server with a CVSS 3.x base score of 7.7. 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-23.

Key facts

Description

A vulnerability has been identified in Control Center Server (CCS) (All versions < V1.5.0). The Control Center Server (CCS) contains a directory traversal vulnerability in its XML-based communication protocol as provided by default on ports 5444/tcp and 5440/tcp. An authenticated remote attacker with network access to the CCS server could exploit this vulnerability to list arbitrary directories or read files outside of the CCS application context.

Frequently asked questions

What is CVE-2019-18338?
A vulnerability has been identified in Control Center Server (CCS) (All versions < V1.5.0). The Control Center Server (CCS) contains a directory traversal vulnerability in its XML-based communication protocol as provided by default on ports 5444/tcp and 5440/tcp. An authenticated remote attacker with network access to the CCS server could exploit this vulnerability to list arbitrary directories or read files outside of the CCS application context.
How severe is CVE-2019-18338?
CVE-2019-18338 has a CVSS 3.x base score of 7.7, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2019-18338 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-2019-18338?
CVE-2019-18338 primarily affects Siemens Sinvr 3 Central Control Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-18338?
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-2019-18338 published?
CVE-2019-18338 was published on 2019-12-12 and last updated on 2026-06-17.

References

Affected products (2)

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