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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 4.0
- 8.5 HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/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/M
- EPSS
- 0.13% probability · 3th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-269
- Source
- 3ad20294-822c-4ebc-9301-f9a7cf62d46e
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.