Input validation error in Google Android - CVE-2019-20778

 

Input validation error in Google Android - CVE-2019-20778

Published: April 17, 2020 / Updated: August 8, 2020


Vulnerability identifier: #VU34452
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-20778
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Google
Affected software:
Google Android

Detailed vulnerability description

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

An issue was discovered on LG mobile devices with Android OS 7.0, 7.1, 7.2, 8.0, 8.1, and 9.0 software. The Backup subsystem does not properly restrict operations or validate their input. The LG ID is LVE-SMP-190004 (June 2019).


How to mitigate CVE-2019-20778

Install update from vendor's website.

Sources