9.8crit
CVE-2018-21052
An issue was discovered on Samsung mobile devices with N(7.x) and O(8.X) (Exynos chipsets) software.
Published 6 y ago · modified 4 mo ago · JSON
CVSS
9.8
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
0.8%
percentile 58%
Public exploits
0
none known
Summary
An issue was discovered on Samsung mobile devices with N(7.x) and O(8.X) (Exynos chipsets) software. There is incorrect usage of shared memory in the vaultkeeper Trustlet, leading to arbitrary code execution. The Samsung ID is SVE-2018-12855 (October 2018).
Exploit prediction (EPSS)
0.83% probability of exploitation in the next 30 days, higher than 58% of all scored CVEs.
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 |
Classification
- Weakness
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- security.samsungmobile.com /securityUpdate.smsb · x_refsource_CONFIRM, x_transferred
Sources
- CVE List: CVE-2018-21052
- NVD: CVE-2018-21052
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