Improper Access Control in Advantech SUSI Driver Affects User Security
CVE-2025-14252

8.5HIGH

Key Information:

Vendor

Advantech
Status
Susi
Vendor
CVE Published:
16 December 2025

What is CVE-2025-14252?

An Improper Access Control issue in the Advantech SUSI driver (susi.sys) could allow malicious users to exploit this flaw to read and write arbitrary memory and I/O ports, as well as manipulate Model-Specific Registers (MSRs). This vulnerability may lead to unauthorized privilege escalation, arbitrary code execution, and leakage of sensitive information in affected systems running Advantech SUSI version 5.0.24335 and earlier.

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Affected Version(s)

SUSI 0 <= 5.0.24335

References

https://www.txone.com/psirt/advisories/CVE-2025-14252

CVSS V4

Score:
8.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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