CVE-2020-9947
8.8
HIGH
CVSS 3.1
EPSS 0.52%
Description
A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0, iOS 14.0 and iPadOS 14.0, iTunes for Windows 12.10.9, iCloud for Windows 11.5, tvOS 14.0, Safari 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.
How to fix CVE-2020-9947
To remediate CVE-2020-9947, upgrade the affected package to a fixed version below.
- Debian/webkit2gtk—upgrade to 2.30.1-1 or later
- —upgrade to 2.30.0-1 or later
Is CVE-2020-9947 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.30.1-1
- from 0, < 2.30.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |