The shell DNS command can cause unpredictable results due to misuse of stack variables.
Published Aug 29, 2019
7.8
HIGHCVSS 3.0
EPSS 1.10%
Description
Use After Free vulnerability in the Zephyr shell allows a serial or telnet connected user to cause denial of service, and possibly remote code execution. This issue affects: Zephyr shell versions prior to 1.14.0 on all.
Affected products
-
- Version prior to 1.14.0StatusaffectedConstraints-
- Version
- < 1.14.0
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.
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:L/AC:L/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 v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.10% (0.01104) | 64.55th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.10% (0.01104) | 61.37th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.70% (0.00698) | 70.27th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.42% (0.00416) | 74.92th | v3 (v2023.03.01) |
| Apr 12, 2024 | 0.42% (0.00416) | 73.78th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.37% (0.00367) | 71.69th | v3 (v2023.03.01) |
| May 15, 2023 | 0.37% (0.00367) | 68.34th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.26% (0.00257) | 61.68th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.39% (0.03391) | 84.41th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.39% (0.03391) | 82.82th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.39% (0.03391) | 65.92th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.27% (0.02269) | 50.81th | v1 |
| Jan 6, 2022 | 2.27% (0.02269) | 50.31th | v1 |
| Sep 1, 2021 | 2.27% (0.02269) | 77.69th | v1 |
| Apr 14, 2021 | 2.27% (0.02269) | 0.00th | v1 |
References (3)
- https://docs.zephyrproject.org/1.14.0/releases/release-notes-1.14.html x_refsource_MISCRelease NotesVendor Advisory
- https://github.com/zephyrproject-rtos/zephyr/pull/13260 x_refsource_MISCPatchThird Party Advisory
- https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-17 x_refsource_MISCBroken Link
| Link | Providers | Tags |
|---|---|---|
| https://docs.zephyrproject.org/1.14.0/releases/release-notes-1.14.html | x_refsource_MISCRelease NotesVendor Advisory | |
| https://github.com/zephyrproject-rtos/zephyr/pull/13260 | x_refsource_MISCPatchThird Party Advisory | |
| https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-17 | x_refsource_MISCBroken Link |
Change history (0)
No recorded changes yet.