Outdated Cipher Mode in LOGO! 8 BM Products by Siemens
CVE-2020-25230

7.5HIGH

Key Information:

Vendor

Siemens
Status
Logo! 8 Bm (incl. Siplus Variants)
Vendor
CVE Published:
14 December 2020

What is CVE-2020-25230?

A vulnerability has been discovered in the LOGO! 8 BM and its SIPLUS variants, where an outdated cipher mode on port 10005/tcp allows attackers to extract the encryption key from intercepted communication. This highlights significant risks to data integrity and confidentiality, necessitating immediate attention and remediation to protect sensitive system interactions.

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Deploy the Patch

Affected Version(s)

LOGO! 8 BM (incl. SIPLUS variants) All versions < V8.3

References

https://cert-portal.siemens.com/productcert/pdf/ssa-48082...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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