CVE-2023-49621

Description

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.7). The "intermediate installation" system state of the affected application uses default credential with admin privileges. An attacker could use the credentials to gain complete control of the affected device.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.11%
Vendor Advisory siemens.com
Affected: Siemens SIMATIC CN 4100
Published at:
Updated at:

References

Link Tags
https://cert-portal.siemens.com/productcert/pdf/ssa-777015.pdf patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-49621?
CVE-2023-49621 has been scored as a critical severity vulnerability.
How to fix CVE-2023-49621?
To fix CVE-2023-49621, 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-2023-49621 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-49621 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-2023-49621?
CVE-2023-49621 affects Siemens SIMATIC CN 4100.
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