Static Key Vulnerability in LOGO! 8 BM and Soft Comfort by Siemens
CVE-2020-25231

5.5MEDIUM

Key Information:

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

Summary

A security flaw has been exposed in LOGO! 8 BM, including its SIPLUS variants, and LOGO! Soft Comfort, where the application relies on a static key for encrypting program data. This fundamental weakness allows an attacker to utilize the static key to access and extract sensitive information from encrypted program files, posing a serious risk to data confidentiality.

Affected Version(s)

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

LOGO! Soft Comfort All versions < V8.3

References

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

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.