CVE Vulnerabilities

CVE-2023-21512

Incorrect Default Permissions

Published: Jun 28, 2023 | Modified: Jul 07, 2023
CVSS 3.x
3.3
LOW
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu

Improper Knox ID validation logic in notification framework prior to SMR Jun-2023 Release 1 allows local attackers to read work profile notifications without proper access permission.

Weakness

During installation, installed file permissions are set to allow anyone to modify those files.

Affected Software

Name Vendor Start Version End Version
Android Samsung 11.0-smr-apr-2021-r1 (including) 11.0-smr-apr-2021-r1 (including)
Android Samsung 11.0-smr-apr-2022-r1 (including) 11.0-smr-apr-2022-r1 (including)
Android Samsung 11.0-smr-apr-2023-r1 (including) 11.0-smr-apr-2023-r1 (including)
Android Samsung 11.0-smr-aug-2021-r1 (including) 11.0-smr-aug-2021-r1 (including)
Android Samsung 11.0-smr-aug-2022-r1 (including) 11.0-smr-aug-2022-r1 (including)
Android Samsung 11.0-smr-dec-2020-r1 (including) 11.0-smr-dec-2020-r1 (including)
Android Samsung 11.0-smr-dec-2021-r1 (including) 11.0-smr-dec-2021-r1 (including)
Android Samsung 11.0-smr-dec-2022-r1 (including) 11.0-smr-dec-2022-r1 (including)
Android Samsung 11.0-smr-feb-2021-r1 (including) 11.0-smr-feb-2021-r1 (including)
Android Samsung 11.0-smr-feb-2022-r1 (including) 11.0-smr-feb-2022-r1 (including)
Android Samsung 11.0-smr-feb-2023-r1 (including) 11.0-smr-feb-2023-r1 (including)
Android Samsung 11.0-smr-jan-2021-r1 (including) 11.0-smr-jan-2021-r1 (including)
Android Samsung 11.0-smr-jan-2022-r1 (including) 11.0-smr-jan-2022-r1 (including)
Android Samsung 11.0-smr-jan-2023-r1 (including) 11.0-smr-jan-2023-r1 (including)
Android Samsung 11.0-smr-jul-2021-r1 (including) 11.0-smr-jul-2021-r1 (including)
Android Samsung 11.0-smr-jul-2022-r1 (including) 11.0-smr-jul-2022-r1 (including)
Android Samsung 11.0-smr-jun-2021-r1 (including) 11.0-smr-jun-2021-r1 (including)
Android Samsung 11.0-smr-jun-2022-r1 (including) 11.0-smr-jun-2022-r1 (including)
Android Samsung 11.0-smr-mar-2021-r1 (including) 11.0-smr-mar-2021-r1 (including)
Android Samsung 11.0-smr-mar-2022-r1 (including) 11.0-smr-mar-2022-r1 (including)
Android Samsung 11.0-smr-mar-2023-r1 (including) 11.0-smr-mar-2023-r1 (including)
Android Samsung 11.0-smr-may-2021-r1 (including) 11.0-smr-may-2021-r1 (including)
Android Samsung 11.0-smr-may-2022-r1 (including) 11.0-smr-may-2022-r1 (including)
Android Samsung 11.0-smr-may-2023-r1 (including) 11.0-smr-may-2023-r1 (including)
Android Samsung 11.0-smr-nov-2021-r1 (including) 11.0-smr-nov-2021-r1 (including)
Android Samsung 11.0-smr-nov-2022-r1 (including) 11.0-smr-nov-2022-r1 (including)
Android Samsung 11.0-smr-oct-2021-r1 (including) 11.0-smr-oct-2021-r1 (including)
Android Samsung 11.0-smr-oct-2022-r1 (including) 11.0-smr-oct-2022-r1 (including)
Android Samsung 11.0-smr-sep-2021-r1 (including) 11.0-smr-sep-2021-r1 (including)
Android Samsung 11.0-smr-sep-2022-r1 (including) 11.0-smr-sep-2022-r1 (including)
Android Samsung 12.0-smr-apr-2022-r1 (including) 12.0-smr-apr-2022-r1 (including)
Android Samsung 12.0-smr-apr-2023-r1 (including) 12.0-smr-apr-2023-r1 (including)
Android Samsung 12.0-smr-aug-2022-r1 (including) 12.0-smr-aug-2022-r1 (including)
Android Samsung 12.0-smr-dec-2021-r1 (including) 12.0-smr-dec-2021-r1 (including)
Android Samsung 12.0-smr-dec-2022-r1 (including) 12.0-smr-dec-2022-r1 (including)
Android Samsung 12.0-smr-feb-2022-r1 (including) 12.0-smr-feb-2022-r1 (including)
Android Samsung 12.0-smr-feb-2023-r1 (including) 12.0-smr-feb-2023-r1 (including)
Android Samsung 12.0-smr-jan-2022-r1 (including) 12.0-smr-jan-2022-r1 (including)
Android Samsung 12.0-smr-jan-2023-r1 (including) 12.0-smr-jan-2023-r1 (including)
Android Samsung 12.0-smr-jul-2022-r1 (including) 12.0-smr-jul-2022-r1 (including)
Android Samsung 12.0-smr-jun-2022-r1 (including) 12.0-smr-jun-2022-r1 (including)
Android Samsung 12.0-smr-mar-2022-r1 (including) 12.0-smr-mar-2022-r1 (including)
Android Samsung 12.0-smr-mar-2023-r1 (including) 12.0-smr-mar-2023-r1 (including)
Android Samsung 12.0-smr-may-2022-r1 (including) 12.0-smr-may-2022-r1 (including)
Android Samsung 12.0-smr-may-2023-r1 (including) 12.0-smr-may-2023-r1 (including)
Android Samsung 12.0-smr-nov-2021-r1 (including) 12.0-smr-nov-2021-r1 (including)
Android Samsung 12.0-smr-nov-2022-r1 (including) 12.0-smr-nov-2022-r1 (including)
Android Samsung 12.0-smr-oct-2022-r1 (including) 12.0-smr-oct-2022-r1 (including)
Android Samsung 12.0-smr-sep-2022-r1 (including) 12.0-smr-sep-2022-r1 (including)
Android Samsung 13.0-smr-apr-2023-r1 (including) 13.0-smr-apr-2023-r1 (including)
Android Samsung 13.0-smr-dec-2022-r1 (including) 13.0-smr-dec-2022-r1 (including)
Android Samsung 13.0-smr-feb-2023-r1 (including) 13.0-smr-feb-2023-r1 (including)
Android Samsung 13.0-smr-jan-2023-r1 (including) 13.0-smr-jan-2023-r1 (including)
Android Samsung 13.0-smr-mar-2023-r1 (including) 13.0-smr-mar-2023-r1 (including)
Android Samsung 13.0-smr-may-2023-r1 (including) 13.0-smr-may-2023-r1 (including)
Android Samsung 13.0-smr-nov-2022-r1 (including) 13.0-smr-nov-2022-r1 (including)
Android Samsung 13.0-smr-oct-2022-r1 (including) 13.0-smr-oct-2022-r1 (including)

Potential Mitigations

  • Compartmentalize the system to have “safe” areas where trust boundaries can be unambiguously drawn. Do not allow sensitive data to go outside of the trust boundary and always be careful when interfacing with a compartment outside of the safe area.
  • Ensure that appropriate compartmentalization is built into the system design, and the compartmentalization allows for and reinforces privilege separation functionality. Architects and designers should rely on the principle of least privilege to decide the appropriate time to use privileges and the time to drop privileges.

References