VDB
CVE-2021-30771
CVE-2021-30771
PUBLISHED
CVSS 7.800000190734863 HIGH
An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.4, iOS 14.6 and iPadOS 14.6, watchOS 7.5, tvOS 14.6. Processing a maliciously crafted font file may lead to arbitrary code execution.
EPSS 1.35% · 70.4th percentile
Risk Scores
CVSS 3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
1.35%
70.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| apple | iphone_os | 0 |
| Apple | tvOS | unspecified |
| apple | watchos | 0 |
| Apple | iOS and iPadOS | * |
| Apple | watchOS | unspecified |
| apple | ipados | 0 |
| apple | macos | 11.0 |
| apple | tvos | 0 |
| Apple | macOS | unspecified |
Timeline
- Mar 18, 2022 CVE Published
- Mar 19, 2022 EPSS Score
- May 10, 2022 EPSS Score
- Jun 30, 2022 EPSS Score
- Aug 22, 2022 EPSS Score
- Oct 12, 2022 EPSS Score
- Dec 3, 2022 EPSS Score
- Jan 24, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- May 7, 2023 EPSS Score
- Jun 28, 2023 EPSS Score
- Aug 18, 2023 EPSS Score