HIGH
Multiple memory corruption issues were addressed with improved memory handling
Published Apr 3, 2019
8.8
HIGHCVSS 3.0
EPSS 6.49%
Description
Multiple memory corruption issues were addressed with improved memory handling. 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.
Affected products
- Vendor n/a Product iOS, tvOS, watchOS, Safari, iTunes for Windows, iCloud for Windows Defaultn/a
- Version Versions prior to: iOS 12.1, tvOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8StatusaffectedConstraints-
- 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 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | iOS, tvOS, watchOS, Safari, iTunes for Windows, iCloud for Windows | 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.
No CVSS v3.1 score for this CVE.
8.8 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
6.49% 0.06487
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.06487
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (29 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 6.49% (0.06487) | 93.55th | v5 (v2026.06.15) |
| Jun 15, 2026 | 6.46% (0.06463) | 92.84th | v5 (v2026.06.15) |
| Mar 4, 2026 | 26.71% (0.26712) | 96.24th | v4 (v2025.03.14) |
| Nov 29, 2025 | 27.78% (0.27778) | 96.26th | v4 (v2025.03.14) |
| Oct 20, 2025 | 29.84% (0.29840) | 96.39th | v4 (v2025.03.14) |
| Aug 18, 2025 | 37.69% (0.37686) | 97.08th | v4 (v2025.03.14) |
| Jun 17, 2025 | 39.02% (0.39018) | 97.08th | v4 (v2025.03.14) |
| Mar 30, 2025 | 36.34% (0.36338) | 96.79th | v4 (v2025.03.14) |
| Mar 29, 2025 | 49.09% (0.49093) | 96.75th | v4 (v2025.03.14) |
| Mar 25, 2025 | 36.34% (0.36338) | 96.76th | v4 (v2025.03.14) |
| Mar 19, 2025 | 41.68% (0.41678) | 97.00th | v4 (v2025.03.14) |
| Mar 17, 2025 | 48.24% (0.48241) | 97.45th | v4 (v2025.03.14) |
| Dec 17, 2024 | 83.43% (0.83434) | 98.67th | v3 (v2023.03.01) |
| Oct 27, 2024 | 88.63% (0.88634) | 98.82th | v3 (v2023.03.01) |
| Jun 25, 2024 | 86.28% (0.86284) | 98.61th | v3 (v2023.03.01) |
| May 20, 2024 | 87.35% (0.87349) | 98.62th | v3 (v2023.03.01) |
| May 1, 2024 | 90.55% (0.90545) | 98.79th | v3 (v2023.03.01) |
| Apr 14, 2024 | 92.04% (0.92037) | 98.89th | v3 (v2023.03.01) |
| Mar 27, 2024 | 92.90% (0.92903) | 98.98th | v3 (v2023.03.01) |
| Jan 22, 2024 | 92.17% (0.92167) | 98.75th | v3 (v2023.03.01) |
| Nov 29, 2023 | 92.46% (0.92464) | 98.74th | v3 (v2023.03.01) |
| Mar 7, 2023 | 94.25% (0.94249) | 98.64th | v3 (v2023.03.01) |
| Mar 6, 2023 | 10.21% (0.10212) | 94.60th | v2 (v2022.01.01) |
| Apr 1, 2022 | 10.21% (0.10212) | 94.14th | v2 (v2022.01.01) |
| Feb 4, 2022 | 10.21% (0.10212) | 87.64th | v2 (v2022.01.01) |
| Feb 3, 2022 | 9.36% (0.09358) | 86.71th | v1 |
| Jan 6, 2022 | 9.36% (0.09358) | 86.56th | v1 |
| Sep 1, 2021 | 9.36% (0.09358) | 93.97th | v1 |
| Apr 14, 2021 | 9.36% (0.09358) | 0.00th | v1 |
Weaknesses (1)
References (7)
- http://packetstormsecurity.com/files/155871/Sony-Playstation-4-Webkit-Code-Execution.html x_refsource_MISC
- https://support.apple.com/kb/HT209192 x_refsource_MISCVendor Advisory
- https://support.apple.com/kb/HT209194 x_refsource_MISCVendor Advisory
- https://support.apple.com/kb/HT209195 x_refsource_MISCVendor Advisory
- https://support.apple.com/kb/HT209196 x_refsource_MISCVendor Advisory
- https://support.apple.com/kb/HT209197 x_refsource_MISCVendor Advisory
- https://support.apple.com/kb/HT209198 x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/155871/Sony-Playstation-4-Webkit-Code-Execution.html | x_refsource_MISC | |
| https://support.apple.com/kb/HT209192 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/kb/HT209194 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/kb/HT209195 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/kb/HT209196 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/kb/HT209197 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/kb/HT209198 | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner apple
Published Apr 3, 2019
Updated Aug 5, 2024
Reserved Jan 2, 2018
Link CVE-2018-4386
CISA Vulnrichment
Updated n/a