CVE-2023-42797

Description

A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05.20), CP-8050 MASTER MODULE (All versions < CPCI85 V05.20). The network configuration service of affected devices contains a flaw in the conversion of ipv4 addresses that could lead to an uninitialized variable being used in succeeding validation steps. By uploading specially crafted network configuration, an authenticated remote attacker could be able to inject commands that are executed on the device with root privileges during device startup.

Category

6.6
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.17%
Vendor Advisory siemens.com
Affected: Siemens CP-8031 MASTER MODULE
Affected: Siemens CP-8050 MASTER MODULE
Published at:
Updated at:

References

Link Tags
https://cert-portal.siemens.com/productcert/pdf/ssa-583634.pdf patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-42797?
CVE-2023-42797 has been scored as a medium severity vulnerability.
How to fix CVE-2023-42797?
To fix CVE-2023-42797, 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-2023-42797 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-42797 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-2023-42797?
CVE-2023-42797 affects Siemens CP-8031 MASTER MODULE, Siemens CP-8050 MASTER MODULE.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.