CRITICAL
An issue was discovered on Samsung mobile devices with M(6.0), N(7.x), and O(8.x) (Exynos chipsets) software
Published Apr 8, 2020
9.8
CRITICALCVSS 3.1
EPSS 0.56%
Description
An issue was discovered on Samsung mobile devices with M(6.0), N(7.x), and O(8.x) (Exynos chipsets) software. Keymaster has an architectural problem because tlApi in TEE is not properly protected. The Samsung ID is SVE-2018-11792 (August 2018).
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
10.0 HIGH NVD
AV:N/AC:L/Au:N/C:C/I:C/A:C
Access Vector Network
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.
0.56% 0.00564
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.00564
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 1, 2026 | 0.56% (0.00564) | 44.86th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.56% (0.00564) | 45.65th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.11% (0.00106) | 43.59th | v3 (v2023.03.01) |
| Jun 27, 2024 | 0.11% (0.00106) | 43.43th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.11% (0.00106) | 41.42th | 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 | 0.17% (0.00171) | 1.23th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.17% (0.00171) | 0.00th | v1 |
Weaknesses (0)
No CWE recorded.
References (1)
- https://security.samsungmobile.com/securityUpdate.smsb x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://security.samsungmobile.com/securityUpdate.smsb | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Apr 8, 2020
Updated Aug 5, 2024
Reserved Apr 7, 2020
Link CVE-2018-21063
CISA Vulnrichment
Updated n/a