CVE-2023-21421

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CVSS 3.1

7.8 high

EPSS

<1%p5

Published

Feb 9, 2023 (Feb 9, 2023)

Modified

Jun 17, 2026

Description

Improper Handling of Insufficient Permissions or Privileges vulnerability in KnoxCustomManagerService prior to SMR Jan-2023 Release 1 allows attacker to access device SIM PIN.

Vendors: samsung
Products: android
Weakness: CWE-280, CWE-269
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.2%)

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