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CVE Record

CVE-2018-3643: A vulnerability in Power Management Controller firmware in systems using specific Intel(R) Converged Securi...

A vulnerability in Power Management Controller firmware in systems using specific Intel(R) Converged Security and Management Engine (CSME) before version 11.8.55, 11.11.55, 11.21.55, 12.0.6 or Intel(R) Server Platform Services firmware before version 4.x.04 may allow an attacker with administrative privileges to uncover certain platform secrets via local access or to potentially execute arbitrary code.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysisunknown

Security readout for executives and security teams

Plain-English summary

This flaw affects Intel platform management firmware. If an attacker already has local administrative privileges, they may be able to expose certain platform secrets or potentially run arbitrary code. The source bundle does not provide a CVSS score or evidence of active exploitation.

Executive priority

Treat this as a firmware hygiene and privileged-access risk. It is not presented as actively exploited, but the potential impact includes platform secret exposure and arbitrary code execution after local admin compromise.

Technical view

CVE-2018-3643 is in Power Management Controller firmware on systems using affected Intel CSME or Intel Server Platform Services firmware. Listed vulnerable versions are CSME before 11.8.55, 11.11.55, 11.21.55, 12.0.6, and SPS before 4.x.04.

Likely exposure

Exposure is limited to systems using the specified Intel CSME or Server Platform Services firmware versions. Practical risk depends on hardware inventory, OEM firmware packaging, and whether vulnerable firmware remains deployed.

Exploitation context

The disclosed attacker position is local access with administrative privileges. The bundle says KEV is false and provides no cited evidence of active exploitation, public exploitation, or remote unauthenticated attack paths.

Researcher notes

The public bundle lacks CVSS, CWE, detailed root cause, and exploitability specifics. Analysis should stay anchored to the local-admin prerequisite, firmware version thresholds, and vendor advisory mapping.

Mitigation direction

  • Update Intel CSME firmware to the fixed branch version named for the platform.
  • Update Intel Server Platform Services firmware to version 4.x.04 or later where applicable.
  • Check Intel advisory INTEL-SA-00131 for current vendor guidance.
  • Check OEM advisories, including HPE or NetApp, for model-specific firmware packages.
  • Prioritize systems where local administrator compromise would expose high-value platform secrets.

Validation and detection

  • Inventory systems using Intel CSME or Intel Server Platform Services firmware.
  • Record installed CSME and SPS firmware versions from trusted management tooling.
  • Compare versions against the fixed thresholds in the CVE description.
  • Review Intel, HPE, and NetApp advisories for affected product mapping.
  • Confirm firmware updates completed and versions changed after remediation.
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

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

description · low confidence lookup

Execution behavior lookup

The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2018-3643 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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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
Intel CorporationIntel(R) Converged Security and Management Engine (CSME) and Intel(R) Server Platform Services firmwareCSME versions before 12.0.6 or Server Platform Services firmware before version 4.x.04.Listed
Weakness

CWE details

No CWE listed

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