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CVE Record

CVE-2020-24511: Improper isolation of shared resources in some Intel(R) Processors may allow an authenticated user to poten...

Improper isolation of shared resources in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2020-24511 is an Intel processor issue where shared internal resources may not be properly isolated. A local authenticated user could potentially obtain information they should not see. The provided sources do not include CVSS scoring, a complete affected processor list, or evidence of active exploitation.

Executive priority

Track and remediate through normal vulnerability management, with higher priority for shared infrastructure and systems hosting untrusted workloads. There is no sourced evidence here of active exploitation, but processor information disclosure issues can affect sensitive environments.

Technical view

The CVE describes improper isolation of shared resources in some Intel processors, potentially causing information disclosure through local access by an authenticated user. Public references include Intel advisory INTEL-SA-00464, Debian intel-microcode updates, and vendor advisories from NetApp and Siemens. Detailed affected models and exact remediation status must be confirmed from vendor advisories.

Likely exposure

Exposure is most relevant on systems using affected Intel processors, especially where untrusted local users, shared hosting, virtualization, or multi-tenant workloads exist. Appliance exposure depends on vendor firmware and advisories.

Exploitation context

The source bundle states local authenticated access is required. CISA KEV status is false, and the provided sources do not claim active exploitation. Treat exploitability details as incomplete without the Intel advisory details.

Researcher notes

Evidence is authoritative but sparse in this bundle: no CVSS, CWE, complete affected model list, or exploit details are provided. Analysis should anchor on Intel advisory INTEL-SA-00464 and downstream vendor guidance rather than assuming broad exposure across all Intel processors.

Mitigation direction

  • Check Intel INTEL-SA-00464 for affected processors and recommended updates.
  • Apply applicable BIOS, firmware, or microcode updates from the system vendor.
  • For Debian systems, review DSA-4934 and DLA 2718-1 intel-microcode updates.
  • Review NetApp and Siemens advisories for product-specific exposure and fixes.
  • Prioritize systems with local users, virtualization, or multi-tenant workloads.

Validation and detection

  • Inventory Intel processor models across servers, endpoints, and appliances.
  • Compare processor and firmware versions against Intel INTEL-SA-00464.
  • Confirm OS microcode packages or platform firmware updates are installed.
  • Check vendor appliance advisories for affected product versions.
  • Document systems where local untrusted access is possible.
Prepared
Confidence
medium
Sources
7

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-2020-24511 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
6Source 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) ProcessorsSee referencesListed
Weakness

CWE details

No CWE listed

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