CVE-2019-16241

MediumCVSS 6.8/10Last modified Jun 17, 2026

Description

On TCL Alcatel Cingular Flip 2 B9HUAH1 devices, PIN authentication can be bypassed by creating a special file within the /data/local/tmp/ directory. The System application that implements the lock screen checks for the existence of a specific file and disables PIN authentication if it exists. This file would typically be created via Android Debug Bridge (adb) over USB.

Metrics

CVSS 3.1 6.8/10CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-668

Affected software

No affected versions have been published.

Timeline

Published: Nov 26, 2019
Last modified: Jun 17, 2026
NVD status: Modified

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