CVE-2019-20567

CRITICAL

Android N(7.x)-P(9.0) - Out-of-bounds Write in Bootloader via up_parm Heap Overflow

Title source: llm
STIX 2.1

Description

An issue was discovered on Samsung mobile devices with N(7.x), O(8.x), and P(9.0) (Exynos chipsets) software. A up_parm heap overflow leads to code execution in the bootloader. The Samsung ID is SVE-2019-14993 (September 2019).

References (1)

Core 1
Core References
Vendor Advisory x_refsource_confirm
https://security.samsungmobile.com/securityUpdate.smsb

Scores

CVSS v3 9.8
EPSS 0.0087
EPSS Percentile 54.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (7)
google/android 7.0
google/android 7.1.0
google/android 7.1.1
google/android 7.1.2
google/android 8.0
google/android 8.1
google/android 9.0
Published Mar 24, 2020
Tracked Since Feb 18, 2026