Out-of-bounds write in Google Android - CVE-2019-20594

 

Out-of-bounds write in Google Android - CVE-2019-20594

Published: March 24, 2020 / Updated: August 8, 2020


Vulnerability identifier: #VU34609
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-20594
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Google
Affected software:
Google Android

Detailed vulnerability description

The vulnerability allows a local non-authenticated attacker to execute arbitrary code.

An issue was discovered on Samsung mobile devices with O(8.1) and P(9.0) (Exynos chipsets) software. A heap overflow exists in the bootloader. The Samsung ID is SVE-2019-14371 (July 2019).


How to mitigate CVE-2019-20594

Install update from vendor's website.

Sources