CVE-2018-21070

Severity: high (CVSS 8.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-04-08 · updated 2026-06-17
Weakness: CWE-354

Description

An issue was discovered on Samsung mobile devices with N(7.x), O(8.0) devices (MSM8998 or SDM845 chipsets) software. An attacker can bypass Secure Boot and obtain root access because of a missing Bootloader integrity check. The Samsung ID is SVE-2018-11552 (May 2018).

Affected products

Android: 7.0, 7.1.0, 7.1.1, 7.1.2, 8.0

References

https://security.samsungmobile.com/securityUpdate.smsb
https://security.samsungmobile.com/securityUpdate.smsb

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