Riskcovery

CVE-2020-28391

State
Published
Severity
Not scored
Published
Jan 12, 2021
Updated
Aug 4, 2024
Reserved
Nov 10, 2020

Read the record on cve.org

Description

A vulnerability has been identified in SCALANCE X-200 switch family (incl. SIPLUS NET variants) (All versions < V5.2.5), SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions < V5.5.0), SCALANCE X-200RNA switch family (All versions < V3.2.7). Devices create a new unique key upon factory reset, except when used with C-PLUG. When used with C-PLUG the devices use the hardcoded private RSA-key shipped with the firmware-image. An attacker could leverage this situation to a man-in-the-middle situation and decrypt previously captured traffic.

Scores

The record has no CVSS score.

Weaknesses

  • CWE-321 Use of Hard-coded Cryptographic Key

Affected Products

ProductVersions
SCALANCE X-200 switch family (incl. SIPLUS NET variants)Siemens
  • All versions < V5.2.5Affected
SCALANCE X-200IRT switch family (incl. SIPLUS NET variants)Siemens
  • All versions < V5.5.0Affected
SCALANCE X-200RNA switch familySiemens
  • All versions < V3.2.7Affected

References

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