CVE-2025-24296

Adapter service interruption via improper input validation

Published Aug 12, 2025 · Updated Aug 13, 2025

Improper input validation in Intel E810 Ethernet NVM firmware before 4.6 allows local users to interrupt adapter service. Intel has not disclosed the affected firmware locus, the rejected input, or the validation operation that fails to enforce it. The published details require high privileges and local access; successful use interrupts adapter availability without reported data exposure or modification.

CVSS severity5.1
Medium
EPSS probability0.15%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper input validation in Intel E810 Ethernet NVM firmware before 4.6 allows local users to interrupt adapter service. Intel has not disclosed the affected firmware locus, the rejected input, or the validation operation that fails to enforce it. The published details require high privileges and local access; successful use interrupts adapter availability without reported data exposure or modification.

The record

CVE
CVE-2025-24296
Published
Aug 12, 2025
Updated
Aug 13, 2025
Vendor
Topcon Positioning Systems, Inc.
Product
Intel Ethernet Network Adapter E810 NVM Update Utility
Classifications
CWE-20, T1499.004
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Aug 12, 2025CVE publishedPublication date reported by the CVE source.
  2. Aug 13, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=before version 4.6

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Topcon Positioning Systems, Inc. · Intel Ethernet Network Adapter E810 NVM Update Utilityversion=before version 4.6

Published CVSS scores

5.1Intel CorporationCVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
6.0Intel CorporationCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-20Improper Input Validation
T1499.004Application or System Exploitation

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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