CVE-2023-38655Network attack vector

Privileged remote service interruption

Published Aug 14, 2024 · Updated Aug 16, 2024

Improper buffer restrictions in Intel AMT and Intel Standard Manageability firmware allow remote authenticated users to interrupt service. Intel has not published the affected firmware locus, the input involved, or the buffer operation that mishandles it. The path requires high privileges over a network and causes availability loss, with no reported data disclosure or modification.

CVSS severity6.9
Medium
EPSS probability0.50%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper buffer restrictions in Intel AMT and Intel Standard Manageability firmware allow remote authenticated users to interrupt service. Intel has not published the affected firmware locus, the input involved, or the buffer operation that mishandles it. The path requires high privileges over a network and causes availability loss, with no reported data disclosure or modification.

The record

CVE
CVE-2023-38655
Published
Aug 14, 2024
Updated
Aug 16, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-92, T1499
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Aug 14, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 16, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

6.8Intel CorporationCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
6.9Intel CorporationCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L

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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

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

Weakness, pattern, technique

CWE-92DEPRECATED: Improper Sanitization of Custom Special Characters
T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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