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CVE Record

CVE-2018-4368: A denial of service issue was addressed with improved validation.

A denial of service issue was addressed with improved validation. This issue affected versions prior to iOS 12.1, macOS Mojave 10.14.1, tvOS 12.1, watchOS 5.1.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysisunknown

Security readout for executives and security teams

Plain-English summary

CVE-2018-4368 is an Apple denial-of-service flaw fixed through improved validation. The public record does not describe data theft or code execution. Business impact is mainly service disruption on unpatched iPhone, Mac, Apple TV, and Apple Watch devices running affected versions.

Executive priority

Treat as a standard patch compliance item unless critical services depend on affected Apple devices. Prioritize unmanaged or internet-facing operational devices first.

Technical view

The CVE describes a denial-of-service issue in Apple platforms before iOS 12.1, macOS Mojave 10.14.1, tvOS 12.1, and watchOS 5.1. Public sources do not provide CVSS, CWE, vulnerable component details, trigger conditions, or proof-of-concept information.

Likely exposure

Exposure is limited to Apple devices running versions earlier than the fixed releases listed in the CVE record and Apple security references.

Exploitation context

The provided sources do not report active exploitation, and the CVE is not marked as CISA KEV. Exploitability details are not public here.

Researcher notes

Public detail is sparse. Focus analysis on Apple advisory mapping, affected OS version validation, and whether asset data can identify pre-fix devices. Avoid assuming the vulnerable component or trigger path.

Mitigation direction

  • Update iOS devices to 12.1 or later.
  • Update macOS Mojave systems to 10.14.1 or later.
  • Update tvOS devices to 12.1 or later.
  • Update watchOS devices to 5.1 or later.
  • Check Apple security guidance for superseding updates.

Validation and detection

  • Inventory Apple device operating system versions.
  • Flag devices below the fixed versions listed by Apple.
  • Confirm MDM compliance reports show updated OS versions.
  • Review Apple security update records for this CVE.
  • Track exceptions for unsupported or unmanaged devices.
Prepared
Confidence
medium
Sources
6

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.

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CVE-2018-4368 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
5Source 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, macOS, tvOS, watchOSVersions prior to: iOS 12.1, macOS Mojave 10.14.1, tvOS 12.1, watchOS 5.1Listed
Weakness

CWE details

No CWE listed

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