CVE-2018-21063 json
An issue was discovered on Samsung mobile devices with M(6.0), N(7.x), and O(8.x) (Exynos chipsets) software.
published 2020-04-08 6 y ago modified 2026-06-17 4 mo ago also EUVD-2018-13581
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 47%
- public exploits
- 0
- none known
Summary
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).
Exploit prediction
0.56% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
References
-
security.samsungmobile.com
/securityUpdate.smsb
vendor-advisory
Sources
- CVE List CVE-2018-21063
- NVD CVE-2018-21063
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.