CVE-2025-20073
Information Disclosure via Improper Buffer Restrictions in Intel UEFI DXE
Publication date: 2026-03-10
Last updated on: 2026-03-10
Assigner: Intel Corporation
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| intel | uefi | * |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-119 | The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability involves improper buffer restrictions in the UEFI DXE module on some Intel Reference Platforms. It may allow an attacker with privileged system software access to disclose information. The attack requires local access, a privileged user, and a high complexity attack, but no user interaction or special internal knowledge is needed.
How can this vulnerability impact me? :
The vulnerability primarily impacts the confidentiality of the system by potentially exposing data. It does not affect the integrity or availability of the system. The overall severity is low, with a CVSS base score of 1.8.
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?
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