Security readout for executives and security teams
Plain-English summary
Apple fixed a logic issue by adding stronger restrictions across iOS, macOS Mojave, tvOS, and watchOS. The public record does not describe the vulnerable component, attacker path, or business impact. Exposure mainly matters for organizations still operating Apple devices below the named fixed versions.
Executive priority
Prioritize as an inventory and hygiene item unless older Apple systems remain in business use. The public sources do not justify emergency response, but unknown technical impact means unsupported or unmanaged devices should not be ignored.
Technical view
CVE-2018-4435 affects versions before iOS 12.1.1, macOS Mojave 10.14.2, tvOS 12.1.1, and watchOS 5.1.2. The provided sources only state that improved restrictions resolved a logic issue. No CVSS, CWE, component, attack vector, or exploitation details are supplied.
Likely exposure
Likely exposure is limited to legacy or unmanaged Apple assets running versions older than the fixed releases. Modern managed fleets should already be beyond these baselines, but BYOD, lab, kiosk, and retained older hardware should be checked.
Exploitation context
The bundle does not identify active exploitation, and KEV is false. No cited source provides exploit status, attacker requirements, or proof-of-concept details. Treat exploitation likelihood as unconfirmed rather than absent.
Researcher notes
The public description is sparse. Apple names fixed versions but does not provide the affected component, impact class, prerequisites, or CVSS data in the supplied bundle. Validation should focus on version exposure and advisory mapping, not exploit reproduction.
Mitigation direction
- Update iOS devices to 12.1.1 or later where supported.
- Update macOS Mojave systems to 10.14.2 or later.
- Update tvOS devices to 12.1.1 or later.
- Update watchOS devices to 5.1.2 or later.
- Retire or isolate Apple devices that cannot receive supported updates.
Validation and detection
- Inventory Apple devices and record exact OS versions.
- Confirm no iOS devices run versions before 12.1.1.
- Confirm no macOS Mojave systems run versions before 10.14.2.
- Confirm no tvOS devices run versions before 12.1.1.
- Confirm no watchOS devices run versions before 5.1.2.
- Review Apple advisory coverage for any unsupported legacy assets.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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.
CVE-2018-4435 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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.
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/kb/HT209343CVE reference · x_refsource_MISC
- https://support.apple.com/kb/HT209342CVE reference · x_refsource_MISC
- https://support.apple.com/kb/HT209340CVE reference · x_refsource_MISC
- https://support.apple.com/kb/HT209341CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.