Privilege escalation in Advantech Susi
CVE-2025-14252
An Improper Access Control vulnerability in Advantech SUSI driver (susi.sys) allows attackers to read/write arbitrary memory, I/O ports, and MSRs, resulting in privilege escalation, arbitrary code execution, and information disclosure. This issue affects Advantech SUSI: 5.0.24335 and prior.
Vulnerability class: Privilege Escalation
EPSS: 0.001 (1.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Advantech Susi — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-14252?
- CVE-2025-14252 is a high-severity vulnerability in Advantech Susi, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2025-12-16.
- How severe is CVE-2025-14252?
- High severity. CVSS v3 base score is 7.8 out of 10.