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CVE Record

CVE-2018-4361: A memory consumption issue was addressed with improved memory handling.

A memory consumption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysisunknown

Security readout for executives and security teams

Plain-English summary

CVE-2018-4361 is an Apple memory-consumption issue fixed through improved memory handling. The source bundle does not provide CVSS, CWE, exploit details, or exact impact. Exposure mainly concerns old Apple platforms and Windows Apple software that predate the listed fixed releases.

Executive priority

Prioritize as hygiene unless legacy Apple or Windows Apple software remains in production. The public record is sparse and does not support an emergency response claim, but old unsupported endpoints should be removed from business-critical environments.

Technical view

Apple says the issue affected versions prior to iOS 12, tvOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, and iCloud for Windows 7.7. The available description only identifies a memory consumption issue and the fix class: improved memory handling.

Likely exposure

Likely exposure is limited to legacy or unmanaged systems running pre-fix Apple operating systems, Safari, iTunes for Windows, or iCloud for Windows. Current supported builds should already be past the fixed versions.

Exploitation context

The provided sources do not show active exploitation, public exploitation, CVSS scoring, or technical exploit conditions. CISA KEV status is false in the bundle, so treat exploitation as unconfirmed.

Researcher notes

Available data is minimal: no CVSS, CWE, affected component detail, exploit preconditions, or proof of exploitation are provided. Analysis should stay tied to Apple’s fixed-version advisories and avoid assuming impact beyond a memory consumption issue.

Mitigation direction

  • Upgrade affected Apple products to the listed fixed versions or later.
  • Check Apple security advisories for product-specific update guidance.
  • Replace or isolate devices that cannot run supported fixed versions.
  • Review Windows fleets for outdated iTunes or iCloud installations.

Validation and detection

  • Inventory iOS, tvOS, watchOS, Safari, iTunes for Windows, and iCloud for Windows versions.
  • Confirm versions meet or exceed the fixed releases listed by Apple.
  • Check vulnerability scanners for CVE-2018-4361 findings on legacy assets.
  • Document unsupported systems and compensating controls separately.
Prepared
Confidence
medium
Sources
8

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-2018-4361 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
7Source 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/aiOS, tvOS, watchOS, Safari, iTunes for Windows, iCloud for WindowsVersions prior to: iOS 12, tvOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7Listed
Weakness

CWE details

No CWE listed

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