CVE-2020-25229

Description

A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3). The implemented encryption for communication with affected devices is prone to replay attacks due to the usage of a static key. An attacker could change the password or change the configuration on any affected device if using prepared messages that were generated for another device.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.15%
Vendor Advisory siemens.com
Affected: Siemens LOGO! 8 BM (incl. SIPLUS variants)
Published at:
Updated at:

References

Link Tags
https://cert-portal.siemens.com/productcert/pdf/ssa-480824.pdf vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-25229?
CVE-2020-25229 has been scored as a high severity vulnerability.
How to fix CVE-2020-25229?
To fix CVE-2020-25229, 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-2020-25229 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-25229 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-2020-25229?
CVE-2020-25229 affects Siemens LOGO! 8 BM (incl. SIPLUS variants).
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