CVE-2025-20096
Improper Input Validation in Intel UEFI Firmware Enables Privilege Escalation
Publication date: 2026-03-10
Last updated on: 2026-03-10
Assigner: Intel Corporation
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| intel | uefi_firmware | * |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-20 | The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability involves improper input validation in the UEFI firmware of some Intel Reference Platforms. It may allow an escalation of privilege where a system software adversary with a privileged user account, combined with a high complexity attack, could manipulate data. The attack requires local access and active user interaction but does not require special internal knowledge.
How can this vulnerability impact me? :
The vulnerability can impact the integrity and availability of the vulnerable system at a high level. It does not affect confidentiality. This means that an attacker could potentially manipulate system data or disrupt system operations, leading to compromised system integrity and availability.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know