HIGH
DENX U-Boot through 2018.09-rc1 has a locally exploitable buffer overflow via a crafted kernel image because filesystem loading is mishandled
Published Nov 20, 2018
7.8
HIGHCVSS 3.0
EPSS 0.57%
Description
DENX U-Boot through 2018.09-rc1 has a locally exploitable buffer overflow via a crafted kernel image because filesystem loading is mishandled.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
7.8 HIGH NVD
CVSS:3.0/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
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.
0.57% 0.00574
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.00574
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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.57% (0.00574) | 45.42th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.57% (0.00574) | 46.11th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.05% (0.00051) | 20.64th | v3 (v2023.03.01) |
| Jun 13, 2024 | 0.05% (0.00051) | 20.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00051) | 18.04th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.62% (0.00624) | 17.80th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.62% (0.00624) | 0.00th | v1 |
Weaknesses (1)
References (2)
- http://www.openwall.com/lists/oss-security/2018/11/02/2 mailing-listx_refsource_MLISTExploitMailing ListMitigationThird Party Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-618620.pdf x_refsource_CONFIRM
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2018/11/02/2 | mailing-listx_refsource_MLISTExploitMailing ListMitigationThird Party Advisory | |
| https://cert-portal.siemens.com/productcert/pdf/ssa-618620.pdf | x_refsource_CONFIRM |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Nov 20, 2018
Updated Aug 5, 2024
Reserved Oct 17, 2018
Link CVE-2018-18440
CISA Vulnrichment
Updated n/a