A use after free issue was addressed with improved memory management
Published Apr 1, 2020
8.8
HIGHCVSS 3.1
EPSS 1.29%
Description
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 13.4 and iPadOS 13.4, tvOS 13.4, Safari 13.1, iTunes for Windows 12.10.5, iCloud for Windows 10.9.3, iCloud for Windows 7.18. Processing maliciously crafted web content may lead to code execution.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<Safari 13.1
- Version
-
- Version unspecifiedStatusaffectedConstraints<iCloud for Windows 10.9.3
- Version
-
- Version unspecifiedStatusaffectedConstraints<iCloud for Windows 7.18
- Version
-
- Version unspecifiedStatusaffectedConstraints<iOS 13.4 and iPadOS 13.4
- Version
-
- Version unspecifiedStatusaffectedConstraints<iTunes for Windows 12.10.5
- Version
-
- Version unspecifiedStatusaffectedConstraints<tvOS 13.4
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Apple | Safari | n/a |
| ||||||
| Apple | iCloud for Windows | n/a |
| ||||||
| Apple | iCloud for Windows (Legacy) | n/a |
| ||||||
| Apple | iOS | n/a |
| ||||||
| Apple | iTunes for Windows | n/a |
| ||||||
| Apple | tvOS | n/a |
|
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.29% (0.01291) | 69.19th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.29% (0.01291) | 68.95th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.92% (0.00920) | 83.09th | v3 (v2023.03.01) |
| Mar 8, 2024 | 0.92% (0.00920) | 82.48th | v3 (v2023.03.01) |
| Feb 4, 2024 | 0.81% (0.00806) | 79.91th | v3 (v2023.03.01) |
| Jan 20, 2024 | 0.65% (0.00647) | 77.10th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.62% (0.00618) | 75.50th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.03% (0.02031) | 79.34th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.03% (0.02031) | 77.51th | v2 (v2022.01.01) |
| Feb 4, 2022 | 14.04% (0.14037) | 90.94th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.78% (0.01780) | 35.02th | v1 |
| Jan 6, 2022 | 1.78% (0.01780) | 34.32th | v1 |
| Jan 5, 2022 | 0.40% (0.00402) | 8.29th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.40% (0.00402) | 0.00th | v1 |
References (6)
- https://support.apple.com/HT211101 x_refsource_MISCVendor Advisory
- https://support.apple.com/HT211102 x_refsource_MISCVendor Advisory
- https://support.apple.com/HT211104 x_refsource_MISCVendor Advisory
- https://support.apple.com/HT211105 x_refsource_MISCVendor Advisory
- https://support.apple.com/HT211106 x_refsource_MISCVendor Advisory
- https://support.apple.com/HT211107 x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://support.apple.com/HT211101 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/HT211102 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/HT211104 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/HT211105 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/HT211106 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/HT211107 | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.