CVE-2025-35999 Privilege escalation in System Firmware Update Utility (SysFwUpdt) for Intel(R) Server Boards and Intel(R) Server Systems Based
Local attackers with privileged access can escalate privileges due to incorrect permissions in Intel Server Firmware Update Utility.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-35999?
CVE-2025-35999 is a medium-severity vulnerability in System Firmware Update Utility (SysFwUpdt) for Intel(R) Server Boards and Intel(R) Server Systems Based, published on 10 Feb 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Incorrect permission assignment for critical resource for some System Firmware Update Utility (SysFwUpdt) for Intel(R) Server Boards and Intel(R) Server Systems Based before version 16.0.12. within Ring 3: User Applications may allow an escalation of privilege. System software adversary with a privileged user combined with a low complexity attack may enable escalation of privilege. This result may potentially occur via local access when attack requirements are present without special internal knowledge and requires passive user interaction. The potential vulnerability may impact the confidentiality (high), integrity (high) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts.
Weakness: CWE-732
Which versions are affected by CVE-2025-35999?
How do I fix CVE-2025-35999?
No fix has been published for CVE-2025-35999 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-35999 being exploited?
There is no known exploitation of CVE-2025-35999 in the wild and no public exploit code.
Sources
Also known as GHSA-599r-v5wv-mv2j.