A parsing issue in the handling of directory paths was addressed with improved path validation
Published Sep 8, 2021
5.5
MEDIUMCVSS 3.1
EPSS 0.40%
Description
A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A local user may be able to modify protected parts of the file system.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<14.5
- Version
-
- Version unspecifiedStatusaffectedConstraints<11.3
- Version
-
- Version unspecifiedStatusaffectedConstraints<14.5
- Version
-
- Version unspecifiedStatusaffectedConstraints<7.4
- 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 | iOS and iPadOS | n/a |
| ||||||
| Apple | macOS | n/a |
| ||||||
| Apple | tvOS | n/a |
| ||||||
| Apple | watchOS | 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:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:N/I:P/A:N
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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.40% (0.00400) | 31.95th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.39% (0.00387) | 30.31th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.22% (0.00217) | 42.35th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00045) | 17.82th | v3 (v2023.03.01) |
| May 1, 2024 | 0.04% (0.00045) | 14.40th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00045) | 12.36th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.67% (0.01669) | 53.27th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.36% (0.00365) | 3.26th | v5 (v2026.06.15) |
| Sep 9, 2021 | 0.56% (0.00555) | 32.55th | v1 |
References (4)
- https://support.apple.com/en-us/HT212317 x_refsource_MISCVendor Advisory
- https://support.apple.com/en-us/HT212323 x_refsource_MISCVendor Advisory
- https://support.apple.com/en-us/HT212324 x_refsource_MISCVendor Advisory
- https://support.apple.com/en-us/HT212325 x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://support.apple.com/en-us/HT212317 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/en-us/HT212323 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/en-us/HT212324 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/en-us/HT212325 | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.