HIGH
The sunxi-debug driver in Allwinner 3.4 legacy kernel for H3, A83T and H8 devices allows local users to gain root privileges by sending "rootmydevice" to /proc/sunxi_debug/sunxi_debug
Published Mar 27, 2017
7.8
HIGHCVSS 3.1
EPSS 3.95%
Description
The sunxi-debug driver in Allwinner 3.4 legacy kernel for H3, A83T and H8 devices allows local users to gain root privileges by sending "rootmydevice" to /proc/sunxi_debug/sunxi_debug.
Affected products
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:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
7.2 HIGH NVD
AV:L/AC:L/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity Low
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.
3.95% 0.03953
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03953
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.95% (0.03953) | 90.10th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.95% (0.03953) | 89.04th | v5 (v2026.06.15) |
| Mar 17, 2025 | 5.26% (0.05259) | 89.28th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.05% (0.00053) | 22.86th | v3 (v2023.03.01) |
| Jun 13, 2024 | 0.05% (0.00053) | 20.93th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00053) | 18.91th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.77% (0.01774) | 76.64th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.77% (0.01774) | 76.59th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.77% (0.01774) | 74.53th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.77% (0.01774) | 53.77th | v2 (v2022.01.01) |
Weaknesses (1)
References (6)
- http://www.openwall.com/lists/oss-security/2016/10/05/16 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/15/9 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.securityfocus.com/bid/93442 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://forum.armbian.com/index.php?/topic/1108-security-alert-for-allwinner-sun8i-h3a83th8/ x_refsource_CONFIRMMailing ListThird Party Advisory
- https://irclog.whitequark.org/linux-sunxi/2016-04-29#16314390 x_refsource_MISCIssue TrackingThird Party Advisory
- https://www.rapid7.com/db/modules/exploit/multi/local/allwinner_backdoor x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2016/10/05/16 | mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory | |
| http://www.openwall.com/lists/oss-security/2017/02/15/9 | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| http://www.securityfocus.com/bid/93442 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://forum.armbian.com/index.php?/topic/1108-security-alert-for-allwinner-sun8i-h3a83th8/ | x_refsource_CONFIRMMailing ListThird Party Advisory | |
| https://irclog.whitequark.org/linux-sunxi/2016-04-29#16314390 | x_refsource_MISCIssue TrackingThird Party Advisory | |
| https://www.rapid7.com/db/modules/exploit/multi/local/allwinner_backdoor | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 27, 2017
Updated Aug 6, 2024
Reserved Feb 15, 2017
Link CVE-2016-10225
CISA Vulnrichment
Updated n/a