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CVE-2018-21070

HIGH

8.4

CVSS Score

Published: April 8, 2020 at 05:21 PM UTC

Updated: June 17, 2026 at 01:54 AM UTC

1 product affected across 1 vendorAndroid· also runs on 2 platforms

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Severity

HIGH8.4

Exploit prediction

EPSS 0.1%

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Android · Google

95%

7.0 7.1.0 7.1.1 7.1.2 8.0

qualcomm-msm8998 (environment) · qualcomm-sdm845 (environment)

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

MSM8998 · Qualcomm

95%

SDM845 · Qualcomm

95%

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

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

References (1)

x_refsource_CONFIRMVendor Advisory

Source: [email protected]

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

CVSS

8.4HIGH[email protected]

Attack Vector: LOCAL
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-354

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