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CVE Record

CVE-2018-4382: Multiple memory corruption issues were addressed with improved memory handling.

Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to iOS 12.1, tvOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysisunknown

Security readout for executives and security teams

Plain-English summary

This Apple CVE covers memory corruption flaws fixed in late-2018 platform and application updates. The source bundle does not provide CVSS, CWE, exploitability details, or business-impact specifics. Treat it as a legacy exposure issue: systems still running pre-fixed versions should be identified and updated.

Executive priority

Prioritize as legacy hygiene rather than an active-exploitation emergency based on the supplied evidence. Escalate if critical assets still run affected versions, especially unmanaged mobile devices or Windows endpoints with outdated Apple software.

Technical view

The CVE record states that multiple memory corruption issues were addressed with improved memory handling. Affected versions are before iOS 12.1, tvOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, and iCloud for Windows 7.8. No technical root cause, affected component detail, or CVSS vector is provided.

Likely exposure

Exposure is most likely on unmanaged or legacy Apple devices, old Safari installations, and Windows endpoints running outdated iTunes or iCloud. Modern, regularly updated assets are unlikely to remain exposed, but inventory evidence is needed.

Exploitation context

The provided bundle does not show CISA KEV listing or any cited evidence of active exploitation. It also does not describe proof-of-concept availability, attack prerequisites, or exploitation impact beyond memory corruption.

Researcher notes

Public source detail is sparse. The bundle identifies broad memory corruption issues and fixed versions, but not vulnerable components, primitives, CVSS, CWE, exploit chain context, or detection indicators. Avoid assuming exploitation mechanics without Apple or CVE detail.

Mitigation direction

  • Update iOS to 12.1 or later where applicable.
  • Update tvOS to 12.1 or later where applicable.
  • Update watchOS to 5.1 or later where applicable.
  • Update Safari to 12.0.1 or later.
  • Update iTunes to 12.9.1 or later.
  • Update iCloud for Windows to 7.8 or later.

Validation and detection

  • Inventory Apple devices and Windows endpoints for affected software.
  • Confirm installed versions meet or exceed the fixed versions.
  • Check MDM, endpoint management, or software inventory records for legacy versions.
  • Review Apple security updates for product-specific applicability.
  • Document any unsupported assets requiring replacement or isolation.
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-2018-4382 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 12.1, tvOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8Listed
Weakness

CWE details

No CWE listed

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