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CVE Record

CVE-2020-8751: Insufficient control flow management in subsystem for Intel(R) CSME versions before 11.8.80, Intel(R) TXE v...

Insufficient control flow management in subsystem for Intel(R) CSME versions before 11.8.80, Intel(R) TXE versions before 3.1.80 may allow an unauthenticated user to potentially enable information disclosure via physical access.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This is a firmware-level Intel management subsystem issue that could expose information if an unauthenticated person has physical access to an affected device. It affects Intel CSME before 11.8.80 and Intel TXE before 3.1.80. The provided sources do not support remote exploitation or active exploitation claims.

Executive priority

Treat this as a targeted firmware hygiene issue, not an internet-wide emergency. Prioritize regulated, shared, field-deployed, or appliance environments where physical access is plausible and information disclosure would matter.

Technical view

CVE-2020-8751 is described as insufficient control flow management in a subsystem for Intel CSME and Intel TXE. The impact is potential information disclosure via physical access. The source bundle provides no CVSS, CWE, exploit details, or named vulnerable device models beyond Intel CSME/TXE version thresholds.

Likely exposure

Exposure is most likely on older platforms or appliances running Intel CSME versions before 11.8.80 or Intel TXE versions before 3.1.80. Risk is higher where attackers, contractors, or untrusted users can physically handle devices.

Exploitation context

The CVE description requires physical access and an unauthenticated user. The bundle marks KEV as false and provides no cited evidence of active exploitation, public exploit availability, or remote attack paths.

Researcher notes

Evidence is sparse in the provided bundle: no CVSS, CWE, root-cause detail, affected model list, or exploit status beyond physical-access information disclosure. Focus validation on firmware version evidence and vendor advisory mapping rather than exploit reproduction.

Mitigation direction

  • Update Intel CSME firmware to 11.8.80 or later where applicable.
  • Update Intel TXE firmware to 3.1.80 or later where applicable.
  • Check Intel SA-00391 and OEM guidance for platform-specific firmware packages.
  • Review NetApp advisories if affected NetApp products are in scope.
  • Restrict physical access to systems until firmware status is confirmed.

Validation and detection

  • Inventory systems using Intel CSME or Intel TXE firmware.
  • Record current CSME and TXE firmware versions from vendor management tools.
  • Compare versions against CSME 11.8.80 and TXE 3.1.80 thresholds.
  • Confirm firmware updates came from Intel, OEM, or appliance vendor guidance.
  • Document systems requiring physical-access compensating controls.
Prepared
Confidence
medium
Sources
5

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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CVE-2020-8751 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
4Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/aIntel(R) CSME, Intel(R) TXEversions before 11.8.80, Intel(R) TXE versions before 3.1.80Listed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.