CVE-2020-8675

Physical privilege escalation through undisclosed control-flow flaw

Published Jun 15, 2020 · Updated Aug 4, 2024

Insufficient control-flow management in Intel Innovation Engine Build and Signing Tool before 1.0.859 allows attackers to escalate privileges. Intel has not published the affected code path or the incorrect control-flow operation performed by the tool. Exploitation requires unauthenticated physical access, but Intel has not disclosed which privileges are gained or which firmware output is affected.

CVSS severity7.1
High
EPSS probability0.39%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Insufficient control-flow management in Intel Innovation Engine Build and Signing Tool before 1.0.859 allows attackers to escalate privileges. Intel has not published the affected code path or the incorrect control-flow operation performed by the tool. Exploitation requires unauthenticated physical access, but Intel has not disclosed which privileges are gained or which firmware output is affected.

The record

CVE
CVE-2020-8675
Published
Jun 15, 2020
Updated
Aug 4, 2024
Vendor
Intel
Product
Intel Innovation Engine Build and Signing Tool
Classifications
Unavailable
Attack vector
physical
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 15, 2020CVE publishedPublication date reported by the CVE source.
  2. Aug 4, 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=before version 1.0.859

What conditions does exploitation require?

Attack vectorphysical
Required privilegesunauthenticated

What is affected?

Intel · Intel Innovation Engine Build and Signing Toolversion=before version 1.0.859

Published CVSS scores

6.8NVDCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.1IntelCVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
4.6NVDAV:L/AC:L/Au:N/C:P/I:P/A:P

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)
Vectorphysical
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

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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