Downgrade Vulnerability Affects CPCI85 Devices
CVE-2024-39601

7.1HIGH

Key Information:

Vendor

Siemens
Status
Cpci85 Central Processing/communication
Sicore Base System
Vendor
CVE Published:
22 July 2024

What is CVE-2024-39601?

A significant vulnerability has been detected in Siemens' CPCI85 Central Processing/Communication and SICORE Base system, where both systems permit remote authenticated users or unauthenticated users with physical access to downgrade the firmware. This capability may enable attackers to revert the systems to earlier firmware versions that contain known security weaknesses, thereby increasing the risk of exploitation and unauthorized access.

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Affected Version(s)

CPCI85 Central Processing/Communication 0

SICORE Base system 0

References

https://cert-portal.siemens.com/productcert/html/ssa-0714...

CVSS V4

Score:
7.1
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

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