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CVE-2024-53832

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CVE-2024-53832

Published: Dec 10, 2024

Modified: Nov 3, 2025

PUBLISHED

CVSS v3.1

4.6

MEDIUM

Description

A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions < V05.30). The affected devices contain a secure element which is connected via an unencrypted SPI bus. This could allow an attacker with physical access to the SPI bus to observe the password used for the secure element authentication, and then use the secure element as an oracle to decrypt all encrypted update files.

VendorProductVersions

Siemens

CPCI85 Central Processing/Communication

affected
0 - < V05.30

Weaknesses (CWE)

CWE-522

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

References

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