CVE-2018-4378
8.8
HIGH
CVSS 3.1
EPSS 0.67%
Description
A memory corruption issue was addressed with improved validation. This issue affected versions prior to iOS 12.1, tvOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8.
How to fix CVE-2018-4378
To remediate CVE-2018-4378, upgrade the affected package to a fixed version below.
- Debian/webkit2gtk—upgrade to 2.22.1-1 or later
Is CVE-2018-4378 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.22.1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |