CVE-2024-53832
MEDIUM EPSS 20.3%
Published Dec 10, 20241y ago · Modified Jun 17, 20261w ago
5.1 CVSS 4.0
Published Dec 10, 2024 1y ago
Last Modified Jun 17, 2026 1w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Physical
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
20.3% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-522
References 2
- seclists.org http://seclists.org/fulldisclosure/2025/Feb/19
- cert-portal.siemens.com https://cert-portal.siemens.com/productcert/html/ssa-128393.html
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.