CVE-2019-10938

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.49%
Vendor Advisory siemens.com Vendor Advisory siemens.com
Affected: Siemens AG SIPROTEC 5 devices with CPU variants CP200
Affected: Siemens AG SIPROTEC 5 devices with CPU variants CP300 and CP100
Affected: Siemens AG Siemens Power Meters Series 9410
Affected: Siemens AG Siemens Power Meters Series 9810
Published at:
Updated at:

References

Link Tags
https://cert-portal.siemens.com/productcert/pdf/ssa-632562.pdf patch vendor advisory mitigation
https://cert-portal.siemens.com/productcert/pdf/ssa-352504.pdf patch vendor advisory mitigation

Frequently Asked Questions

What is the severity of CVE-2019-10938?
CVE-2019-10938 has been scored as a critical severity vulnerability.
How to fix CVE-2019-10938?
To fix CVE-2019-10938, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-10938 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-10938 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-10938?
CVE-2019-10938 affects Siemens AG SIPROTEC 5 devices with CPU variants CP200, Siemens AG SIPROTEC 5 devices with CPU variants CP300 and CP100, Siemens AG Siemens Power Meters Series 9410, Siemens AG Siemens Power Meters Series 9810.
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