CVE-2024-53832

MEDIUM

4.6

CVSS Score

Published: December 10, 2024 at 01:54 PM UTC

Updated: June 17, 2026 at 08:09 AM UTC

1 product affected across 1 vendorCPCI85

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Severity

MEDIUM4.6

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

CPCI85 · Siemens

60%

v < V05.30

Affected range stops below V05.30, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Source: [email protected]

https://cert-portal.siemens.com/productcert/html/ssa-128393.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://seclists.org/fulldisclosure/2025/Feb/19

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.6MEDIUMsiemens

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-522

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