CVE-2023-22305

Local denial of service via integer overflow

Published Nov 14, 2023 · Updated Aug 14, 2024

Integer overflow in Intel Aptio V UEFI Firmware Integrator Tools allows local users with authenticated access to cause denial of service. Intel has not published the affected function, input field, or arithmetic operation beyond identifying an integer overflow. Exploitation requires low-privileged local access and interrupts availability, while the precise failure mode and affected process remain undisclosed.

CVSS severity6.5
Medium
EPSS probability0.21%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Integer overflow in Intel Aptio V UEFI Firmware Integrator Tools allows local users with authenticated access to cause denial of service. Intel has not published the affected function, input field, or arithmetic operation beyond identifying an integer overflow. Exploitation requires low-privileged local access and interrupts availability, while the precise failure mode and affected process remain undisclosed.

The record

CVE
CVE-2023-22305
Published
Nov 14, 2023
Updated
Aug 14, 2024
Vendor
Topcon Positioning Systems, Inc.
Product
Intel Aptio V UEFI Firmware Integrator Tools for Intel NUC
Classifications
CWE-190, CWE-680, T1499
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Nov 14, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 14, 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?

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

  1. Affected versionversion=5.27.03.0003
  2. Affected versionversion=5.27.06.0017
  3. Affected versionversion=See references

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Topcon Positioning Systems, Inc. · Intel Aptio V UEFI Firmware Integrator Tools for Intel NUCversion=5.27.03.0003; version=5.27.06.0017; version=See references

Published CVSS scores

6.5Intel CorporationCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
5.5NIST National Vulnerability DatabaseCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/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.

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

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-190Integer Overflow or Wraparound
CWE-680Integer Overflow to Buffer Overflow
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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