Skip to content
Fencer Intel
high 7.8

CVE-2019-8549 json

Multiple input validation issues existed in MIG generated code.

published 6y ago modified 4mo ago also EUVD-2019-17939

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 73%
public exploits
0
none known

Summary

Multiple input validation issues existed in MIG generated code. These issues were addressed with improved validation. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2. A malicious application may be able to execute arbitrary code with system privileges.

Patch / fix

  • Apple iOS iOS 12.2
  • Apple macOS macOS Mojave 10.14.4
  • Apple tvOS tvOS 12.2
  • Apple watchOS watchOS 5.2

Is CVE-2019-8549 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Exploit prediction

1.44% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

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

Classification

Weakness
  • CWE-20 Improper Input Validation

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.