medium
5.5
CWE
287
Advisory Published
Updated

CVE-2023-21437

First published: Thu Feb 09 2023(Updated: )

Improper access control vulnerability in Phone application prior to SMR Feb-2023 Release 1 allows local attackers to access sensitive information via implicit broadcast.

Credit: mobile.security@samsung.com

Affected SoftwareAffected VersionHow to fix
Samsung Android=10.0
Samsung Android=10.0-smr-apr-2020-r1
Samsung Android=10.0-smr-apr-2021-r1
Samsung Android=10.0-smr-apr-2022-r1
Samsung Android=10.0-smr-apr-2023-r1
Samsung Android=10.0-smr-aug-2020-r1
Samsung Android=10.0-smr-aug-2021-r1
Samsung Android=10.0-smr-aug-2022-r1
Samsung Android=10.0-smr-aug-2023-r1
Samsung Android=10.0-smr-dec-2019-r1
Samsung Android=10.0-smr-dec-2020-r1
Samsung Android=10.0-smr-dec-2021-r1
Samsung Android=10.0-smr-dec-2022-r1
Samsung Android=10.0-smr-dec-2023-r1
Samsung Android=10.0-smr-feb-2020-r1
Samsung Android=10.0-smr-feb-2021-r1
Samsung Android=10.0-smr-feb-2022-r1
Samsung Android=10.0-smr-feb-2023-r1
Samsung Android=10.0-smr-jan-2020-r1
Samsung Android=10.0-smr-jan-2021-r1
Samsung Android=10.0-smr-jan-2022-r1
Samsung Android=10.0-smr-jul-2020-r1
Samsung Android=10.0-smr-jul-2021-r1
Samsung Android=10.0-smr-jul-2022-r1
Samsung Android=10.0-smr-jul-2023-r1
Samsung Android=10.0-smr-jun-2020-r1
Samsung Android=10.0-smr-jun-2021-r1
Samsung Android=10.0-smr-jun-2022-r1
Samsung Android=10.0-smr-jun-2023-r1
Samsung Android=10.0-smr-mar-2020-r1
Samsung Android=10.0-smr-mar-2021-r1
Samsung Android=10.0-smr-mar-2022-r1
Samsung Android=10.0-smr-mar-2023-r1
Samsung Android=10.0-smr-may-2020-r1
Samsung Android=10.0-smr-may-2021-r1
Samsung Android=10.0-smr-may-2022-r1
Samsung Android=10.0-smr-may-2023-r1
Samsung Android=10.0-smr-nov-2019-r1
Samsung Android=10.0-smr-nov-2020-r1
Samsung Android=10.0-smr-nov-2021-r1
Samsung Android=10.0-smr-nov-2022-r1
Samsung Android=10.0-smr-nov-2023-r1
Samsung Android=10.0-smr-oct-2020-r1
Samsung Android=10.0-smr-oct-2021-r1
Samsung Android=10.0-smr-oct-2022-r1
Samsung Android=10.0-smr-oct-2023-r1
Samsung Android=10.0-smr-sep-2020-r1
Samsung Android=10.0-smr-sep-2021-r1
Samsung Android=10.0-smr-sep-2022-r1
Samsung Android=10.0-smr-sep-2023-r1
Samsung Android=11.0
Samsung Android=11.0-smr-apr-2021-r1
Samsung Android=11.0-smr-apr-2022-r1
Samsung Android=11.0-smr-apr-2023-r1
Samsung Android=11.0-smr-aug-2021-r1
Samsung Android=11.0-smr-aug-2022-r1
Samsung Android=11.0-smr-aug-2023-r1
Samsung Android=11.0-smr-dec-2020-r1
Samsung Android=11.0-smr-dec-2021-r1
Samsung Android=11.0-smr-dec-2022-r1
Samsung Android=11.0-smr-dec-2023-r1
Samsung Android=11.0-smr-feb-2021-r1
Samsung Android=11.0-smr-feb-2022-r1
Samsung Android=11.0-smr-feb-2023-r1
Samsung Android=11.0-smr-jan-2021-r1
Samsung Android=11.0-smr-jan-2022-r1
Samsung Android=11.0-smr-jul-2021-r1
Samsung Android=11.0-smr-jul-2022-r1
Samsung Android=11.0-smr-jul-2023-r1
Samsung Android=11.0-smr-jun-2021-r1
Samsung Android=11.0-smr-jun-2022-r1
Samsung Android=11.0-smr-jun-2023-r1
Samsung Android=11.0-smr-mar-2021-r1
Samsung Android=11.0-smr-mar-2022-r1
Samsung Android=11.0-smr-mar-2023-r1
Samsung Android=11.0-smr-may-2021-r1
Samsung Android=11.0-smr-may-2022-r1
Samsung Android=11.0-smr-may-2023-r1
Samsung Android=11.0-smr-nov-2021-r1
Samsung Android=11.0-smr-nov-2022-r1
Samsung Android=11.0-smr-nov-2023-r1
Samsung Android=11.0-smr-oct-2021-r1
Samsung Android=11.0-smr-oct-2022-r1
Samsung Android=11.0-smr-oct-2023-r1
Samsung Android=11.0-smr-sep-2021-r1
Samsung Android=11.0-smr-sep-2022-r1
Samsung Android=11.0-smr-sep-2023-r1
Samsung Android=12.0
Samsung Android=12.0-smr-apr-2022-r1
Samsung Android=12.0-smr-apr-2023-r1
Samsung Android=12.0-smr-aug-2022-r1
Samsung Android=12.0-smr-aug-2023-r1
Samsung Android=12.0-smr-dec-2021-r1
Samsung Android=12.0-smr-dec-2022-r1
Samsung Android=12.0-smr-dec-2023-r1
Samsung Android=12.0-smr-feb-2022-r1
Samsung Android=12.0-smr-feb-2023-r1
Samsung Android=12.0-smr-jan-2022-r1
Samsung Android=12.0-smr-jul-2022-r1
Samsung Android=12.0-smr-jul-2023-r1
Samsung Android=12.0-smr-jun-2022-r1
Samsung Android=12.0-smr-jun-2023-r1
Samsung Android=12.0-smr-mar-2022-r1
Samsung Android=12.0-smr-mar-2023-r1
Samsung Android=12.0-smr-may-2022-r1
Samsung Android=12.0-smr-may-2023-r1
Samsung Android=12.0-smr-nov-2021-r1
Samsung Android=12.0-smr-nov-2022-r1
Samsung Android=12.0-smr-nov-2023-r1
Samsung Android=12.0-smr-oct-2022-r1
Samsung Android=12.0-smr-oct-2023-r1
Samsung Android=12.0-smr-sep-2022-r1
Samsung Android=12.0-smr-sep-2023-r1
Samsung Android=13.0
Samsung Android=13.0-smr-apr-2023-r1
Samsung Android=13.0-smr-aug-2023-r1
Samsung Android=13.0-smr-dec-2022-r1
Samsung Android=13.0-smr-dec-2023-r1
Samsung Android=13.0-smr-feb-2023-r1
Samsung Android=13.0-smr-jul-2023-r1
Samsung Android=13.0-smr-jun-2023-r1
Samsung Android=13.0-smr-mar-2023-r1
Samsung Android=13.0-smr-may-2023-r1
Samsung Android=13.0-smr-nov-2022-r1
Samsung Android=13.0-smr-nov-2023-r1
Samsung Android=13.0-smr-oct-2022-r1
Samsung Android=13.0-smr-oct-2023-r1
Samsung Android=13.0-smr-sep-2023-r1

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2023-21437?

    CVE-2023-21437 has a medium severity rating due to improper access control that could allow local attackers to access sensitive information.

  • How do I fix CVE-2023-21437?

    To fix CVE-2023-21437, users should ensure their device is updated to the latest software version released after February 2023.

  • Which devices are affected by CVE-2023-21437?

    CVE-2023-21437 affects Samsung Android devices specifically versions 10.0 and 11.0 with specified security maintenance releases prior to February 2023.

  • What information can be accessed due to CVE-2023-21437?

    CVE-2023-21437 allows local attackers to potentially access sensitive information via implicit broadcast mechanisms.

  • When was CVE-2023-21437 disclosed?

    CVE-2023-21437 was disclosed in February 2023 as part of Samsung's security update.

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