CVE-2025-14252: Advantech SUSI · Vulnerability
Affects Advantech SUSISource CVE Database V5
Not known to be exploited · CVSS 8.5 High.
Data as of 26 Oct 2026, 06:26 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 2% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 16 Dec 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Advantech SUSI | Affected
| Fixed in– |
AI-suggested
1. Monitor Advantech's official channels for patches or firmware updates addressing CVE-2025-14252 and apply them promptly once available. 2. Restrict local access to systems running the vulnerable SUSI driver by enforcing strict physical security and limiting user permissions to trusted personnel only. 3. Employ application whitelisting and endpoint detection and response (EDR) solutions to detect and block suspicious activities related to privilege escalation attempts. 4. Use kernel-level integrity monitoring to detect unauthorized modifications to critical drivers and system components. 5. Implement network segmentation to isolate vulnerable embedded systems from broader enterprise networks, reducing the risk of lateral movement. 6. Regularly audit and harden system configurations to minimize the attack surface, including disabling unnecessary services and drivers. 7. Consider deploying host-based intrusion prevention systems (HIPS) that can intercept unauthorized access to hardware resources. 8. Educate IT and OT staff about the risks and signs of exploitation to improve incident detection and response. 9. If patching is delayed, explore temporary mitigations such as disabling or limiting the SUSI driver functionality if feasible without disrupting critical operations.
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.