high
8.5
CWE
20
Advisory Published
Updated

CVE-2023-21439: Input Validation

First published: Thu Feb 09 2023(Updated: )

Improper input validation vulnerability in UwbDataTxStatusEvent prior to SMR Feb-2023 Release 1 allows attackers to launch certain activities.

Credit: mobile.security@samsung.com

Affected SoftwareAffected VersionHow to fix
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-2023-21439?

    CVE-2023-21439 is categorized as a significant vulnerability due to improper input validation that allows attackers to perform unauthorized activities.

  • How do I fix CVE-2023-21439?

    To fix CVE-2023-21439, update your Samsung Android device to the latest security release version that addresses this vulnerability.

  • Which Samsung devices are affected by CVE-2023-21439?

    CVE-2023-21439 affects various models of Samsung Android devices running versions 12.0 and 13.0 prior to the SMR February 2023 Release.

  • What types of attacks can exploit CVE-2023-21439?

    CVE-2023-21439 can be exploited to launch unauthorized activities leading to potential data breaches or malicious actions.

  • When was CVE-2023-21439 disclosed?

    CVE-2023-21439 was disclosed as part of the Samsung security updates in February 2023.

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