01 Record
CVE-2018-21049
An issue was discovered on Samsung mobile devices with N(7.x) and O(8.X) (Exynos chipsets) software. There is an arbitrary memory write in a Trustlet because a secure driver allows access to sensitive
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
An issue was discovered on Samsung mobile devices with N(7.x) and O(8.X) (Exynos chipsets) software. There is an arbitrary memory write in a Trustlet because a secure driver allows access to sensitive
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.56% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 46.6% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-04-08 17:37Z6 YR AGO
- Last updated
- 2024-08-05 12:19Z2 YR AGO
- Reserved
- 2020-04-07
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.1
- Document digest
- 1463d9e7edb62e18a7f5e0d6f914a8d97b8ff0f9d73607fa20185127a432ac5c
05 Affected products
VendorProductVersionsPlatforms
06 References
- security.samsungmobile.comhttps://security.samsungmobile.com/securityUpdate.smsb