Zero-day vulnerability in Samsung Mobile Firmware

Permissions, Privileges, and Access Controls

Vulnerability details

Advisory: SB2021030514 - Multiple vulnerabilities in Samsung Mobile Firmware

Vulnerable component: Samsung Mobile Firmware

CVE-ID: CVE-2021-25337

CVSSv3 score: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls


The vulnerability allows a local application to escalate privileges on the system.

The vulnerability exists due to improper access control in clipboard service. A local application can use the clipboard service to read and write arbitrary files on the device.

Note, the vulnerability is being actively exploited in the wild.

External links: