Is CVE-2019-10938 actively exploited?

No active exploitation of CVE-2019-10938 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2019-10938 be exploited remotely?

Yes. CVE-2019-10938 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2019-10938?

CVE-2019-10938 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2019-10938

CWE-284Published: August 2, 2019· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

A vulnerability has been identified in SIPROTEC 5 devices with CPU variants CP200 (All versions < V7.59), SIPROTEC 5 devices with CPU variants CP300 and CP100 (All versions < V8.01), Siemens Power Meters Series 9410 (All versions < V2.2.1), Siemens Power Meters Series 9810 (All versions). An unauthenticated attacker with network access to the device could potentially insert arbitrary code which is executed before firmware verification in the device. At the time of advisory publication no public exploitation of this security vulnerability was known.

NVD Source

Technical Analysis

CVE-2019-10938 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.