CVE-2018-21089 json
An issue was discovered on Samsung mobile devices with N(7.x) (MT6755/MT6757 Mediatek models) software.
published 2020-04-08 6 y ago modified 2026-06-17 4 mo ago also EUVD-2018-13607
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 57%
- public exploits
- 0
- none known
Summary
An issue was discovered on Samsung mobile devices with N(7.x) (MT6755/MT6757 Mediatek models) software. Bootloader has an integer overflow that leads to arbitrary code execution via the download offset control. The Samsung ID is SVE-2017-10732 (January 2018).
Exploit prediction
0.83% chance of exploitation in the next 30 days, higher than 57% 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 |
Classification
- Weakness
-
- CWE-190 Integer Overflow or Wraparound
References
-
security.samsungmobile.com
/securityUpdate.smsb
vendor-advisory
Sources
- CVE List CVE-2018-21089
- NVD CVE-2018-21089
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.