HIGH
A buffer overflow was addressed with improved size validation
Published Dec 18, 2019
7.8
HIGHCVSS 3.1
EPSS 1.34%
Description
A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Mojave 10.14.4. A malicious application may be able to execute arbitrary code with kernel privileges.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<macOS Mojave 10.14.4
- Version
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.
7.8 HIGH NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
9.3 HIGH NVD
AV:N/AC:M/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.34% 0.01338
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.01338
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 1.34% (0.01338) | 70.29th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.34% (0.01338) | 67.47th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.11% (0.00109) | 44.44th | v3 (v2023.03.01) |
| Jun 20, 2024 | 0.11% (0.00109) | 44.20th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.11% (0.00109) | 42.20th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.04% (0.01036) | 43.31th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.04% (0.01036) | 39.16th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.76% (0.02763) | 63.78th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.48% (0.00480) | 10.98th | v5 (v2026.06.15) |
| Jan 6, 2022 | 0.48% (0.00480) | 10.69th | v1 |
| Apr 14, 2021 | 0.11% (0.00107) | 0.00th | v1 |
Weaknesses (1)
References (1)
- https://support.apple.com/HT209600 x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://support.apple.com/HT209600 | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner apple
Published Dec 18, 2019
Updated Aug 4, 2024
Reserved Feb 18, 2019
Link CVE-2019-8555
CISA Vulnrichment
Updated n/a