CVE-2024-53832 — Siemens / CPCI85 Central Processing/Communication

Description (CNA)

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 (CNA)

Vendor / product	Versions
Siemens / CPCI85 Central Processing/Communication	affected 0 before V05.30

CWE

CWE-522

References

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

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

CVE

No English description supplied.

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