CVE-2018-4136: n/a vulnerability

CVE-2018-4136: An issue was discovered in certain Apple products.

An issue was discovered in certain Apple products. macOS before 10.13.4 is affected. The issue involves the "Kernel" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (out-of-bounds read) via a crafted app.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 5, 2024, 05:04 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2018-4136 is an Apple macOS kernel vulnerability affecting systems before macOS 10.13.4. A malicious crafted app could let an attacker run code with elevated privileges or crash the system. The available public record is sparse, but the potential impact is serious for unpatched legacy Macs. Exposure is likely limited to macOS systems older than 10.13.4, especially legacy devices, unmanaged Macs, or systems excluded from patch baselines. The bundle does not identify other Apple products as affected beyond macOS before 10.13.4. Treat this as high priority where legacy macOS systems remain in use. The issue is old, but kernel-level privileged code execution risk can undermine endpoint control if unpatched systems still exist. Mitigation focus: Update affected Macs to macOS 10.13.4 or later using Apple guidance.; Review Apple security advisory HT208692 for vendor-specific update details.; Restrict execution of untrusted applications on legacy macOS systems..

Prepared: Jun 7, 2026, 14:22 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Apr 3, 2018, 06:00 UTC (UTC+00:00)

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

2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://support.apple.com/HT208692CVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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