LiveActive security incident?Get immediate response
CVE Record

CVE-2017-7026: An issue was discovered in certain Apple products.

An issue was discovered in certain Apple products. iOS before 10.3.3 is affected. macOS before 10.12.6 is affected. tvOS before 10.2.2 is affected. watchOS before 3.2.3 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 (memory corruption) via a crafted app.

UnknownCVSS not scoredNot KEV-listedUpdated
Discuss exposureBack to CVEs
Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

This Apple kernel vulnerability could let a malicious app run code with elevated privileges or crash the device. Business risk is concentrated in legacy Apple fleets still running iOS, macOS, tvOS, or watchOS versions older than Apple’s July 2017 security updates.

Executive priority

Treat this as a legacy fleet hygiene issue with high impact if vulnerable devices remain. Prioritize discovery and forced update or retirement over emergency response unless internal evidence shows exploitation.

Technical view

CVE-2017-7026 is a Kernel memory corruption issue affecting iOS before 10.3.3, macOS before 10.12.6, tvOS before 10.2.2, and watchOS before 3.2.3. The published description says a crafted app can trigger privileged code execution or denial of service.

Likely exposure

Exposure is likely limited to unmanaged, unsupported, or long-lived Apple devices that missed the 2017 updates. Modern supported Apple systems should not be assumed affected from this source bundle alone.

Exploitation context

The provided sources do not show active exploitation, and the CVE is not listed as KEV. The attack path described requires a crafted app, so practical risk depends on app installation controls and vulnerable OS presence.

Researcher notes

The bundle lacks CVSS, CWE, root-cause detail, and exploit-status evidence. Analysis should stay scoped to Apple’s stated Kernel memory corruption impact and affected version thresholds. Do not infer affected products beyond the listed Apple platforms.

Mitigation direction

  • Update iOS to 10.3.3 or later where applicable.
  • Update macOS to 10.12.6 or later where applicable.
  • Update tvOS to 10.2.2 or later where applicable.
  • Update watchOS to 3.2.3 or later where applicable.
  • Use MDM controls to restrict untrusted app installation.
  • Retire devices that cannot receive supported security updates.

Validation and detection

  • Inventory Apple device OS versions across managed and BYOD fleets.
  • Confirm no devices run iOS earlier than 10.3.3.
  • Confirm no Macs run macOS earlier than 10.12.6.
  • Confirm no Apple TV or Watch devices remain below fixed versions.
  • Review MDM compliance reports for update enforcement.
  • Document unsupported exceptions and compensating app-control measures.
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.

description · low confidence lookup

Execution behavior lookup

The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2017-7026 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup
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/an/an/aListed
Weakness

CWE details

No CWE listed

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