CVE-2020-25234

Description

A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3), LOGO! Soft Comfort (All versions < V8.3). The LOGO! program files generated and used by the affected components offer the possibility to save user-defined functions (UDF) in a password protected way. This protection is implemented in the software that displays the information. An attacker could reverse engineer the UDFs directly from stored program files.

Category

7.7
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.12%
Vendor Advisory siemens.com
Affected: Siemens LOGO! 8 BM (incl. SIPLUS variants)
Affected: Siemens LOGO! Soft Comfort
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-2020-25234?
CVE-2020-25234 has been scored as a high severity vulnerability.
How to fix CVE-2020-25234?
To fix CVE-2020-25234, 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-2020-25234 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-25234 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-2020-25234?
CVE-2020-25234 affects Siemens LOGO! 8 BM (incl. SIPLUS variants), Siemens LOGO! Soft Comfort.
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.