A race condition was addressed with additional validation
Published Dec 23, 2021
8.1
HIGHCVSS 3.1
EPSS 0.91%
Description
A race condition was addressed with additional validation. This issue is fixed in tvOS 11.2, iOS 11.2, macOS High Sierra 10.13.2, Security Update 2017-002 Sierra, and Security Update 2017-005 El Capitan, watchOS 4.2. An application may be able to gain elevated privileges.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<10.13
- Version unspecifiedStatusaffectedConstraints<11.2
- Version
-
- Version unspecifiedStatusaffectedConstraints<11.2
- Version
-
- Version unspecifiedStatusaffectedConstraints<4.2
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
- < 11.2
- ≥ 10.11 · < 10.11.6
- ≥ 10.12 · < 10.12.6
- 10.11.6
- 10.11.6
- 10.11.6
- 10.11.6
- 10.11.6
- 10.11.6
- 10.11.6
- 10.11.6
- 10.12.6
- 10.12.6
- < 10.13.2
- < 11.2
- < 4.2
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:H/PR:N/UI:N/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 3, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.91% (0.00909) | 58.59th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.91% (0.00909) | 55.13th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.61% (0.00607) | 67.83th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.33% (0.00331) | 71.97th | v3 (v2023.03.01) |
| Jul 3, 2024 | 0.26% (0.00258) | 65.80th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.23% (0.00232) | 60.68th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.16% (0.00161) | 50.87th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.15% (0.00153) | 0.57th | v5 (v2026.06.15) |
| Dec 24, 2021 | 1.04% (0.01040) | 65.46th | v1 |
References (4)
- https://support.apple.com/en-us/HT208325 x_refsource_MISCVendor Advisory
- https://support.apple.com/en-us/HT208327 x_refsource_MISCVendor Advisory
- https://support.apple.com/en-us/HT208331 x_refsource_MISCVendor Advisory
- https://support.apple.com/en-us/HT208334 x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://support.apple.com/en-us/HT208325 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/en-us/HT208327 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/en-us/HT208331 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/en-us/HT208334 | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.