CVE-2025-21096

LOW
2025-08-12 [email protected]
2.0
CVSS 4.0

CVSS Vector

CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Local
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
X

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 19:06 vuln.today
CVE Published
Aug 12, 2025 - 17:15 nvd
LOW 2.0

Tags

Buffer Overflow Privilege Escalation Intel

Description

Improper buffer restrictions in the firmware for some Intel(R) TDX may allow a privileged user to potentially enable escalation of privilege via local access.

Analysis

Improper buffer restrictions in the firmware for some Intel(R) TDX may allow a privileged user to potentially enable escalation of privilege via local access. Rated low severity (CVSS 2.0). No vendor patch available.

Technical Context

This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. Improper buffer restrictions in the firmware for some Intel(R) TDX may allow a privileged user to potentially enable escalation of privilege via local access.

Affected Products

See vendor advisory for affected versions.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.

Priority Score

10
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +10
POC: 0

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CVE-2025-21096 vulnerability details – vuln.today
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