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Fencer Intel
high 8.6

CVE-2019-6214 json

A type confusion issue was addressed with improved memory handling.

published 7y ago modified 4mo ago also EUVD-2019-15781

cvss
8.6
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.6%
EPSS 3.6% chance of exploitation in 30 days, percentile 89%
public exploits
1
Exploit-DB

Summary

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 12.1.3, macOS Mojave 10.14.3, tvOS 12.1.2, watchOS 5.1.3. A malicious application may be able to break out of its sandbox.

Patch / fix

  • Apple iOS iOS 12.1.3
  • Apple macOS macOS Mojave 10.14.3
  • Apple tvOS tvOS 12.1.2
  • Apple watchOS watchOS 5.1.3

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Timeline

  1. First public exploit (EDB-46298)
  2. Published

Exploit prediction

3.64% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-46298 macOS < 10.14.3 / iOS < 12.1.3 - Sandbox Escapes due to Type Confusions and Memory Safety Issues in iohideventsystem dos, 2019-01-31

CVSS scores

assigned by version score vector
NVD 3.0 8.6 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • Apple iOS
  • Apple macOS
  • Apple tvOS
  • Apple watchOS

Classification

Weakness
  • CWE-843 Access of Resource Using Incompatible Type

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.