CVE-2023-42531: High severity samsung android vulnerability

Published Nov 7, 2023

Updated

Improper access control vulnerability in SmsController prior to SMR Nov-2023 Release1 allows local attackers to bypass restrictions on starting activities from the background.

Affected Software

75 affected components

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-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-jan-2023-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-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-feb-2022-r1

Samsung android=12.0-smr-feb-2023-r1

Samsung android=12.0-smr-jan-2022-r1

Samsung android=12.0-smr-jan-2023-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-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-feb-2023-r1

Samsung android=13.0-smr-jan-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-oct-2022-r1

Samsung android=13.0-smr-oct-2023-r1

Samsung android=13.0-smr-sep-2023-r1

Event History

Nov 7, 2023

CVE Published

07:49 AM

Data Sourced

07:49 AM

DescriptionSeverityWeakness

Frequently Asked Questions

What is the severity of CVE-2023-42531?

The CVE-2023-42531 vulnerability has been classified as a moderate severity issue due to improper access control.

How do I fix CVE-2023-42531?

To remediate CVE-2023-42531, update your Samsung device to the latest version that addresses this vulnerability, specifically the SMR Nov-2023 Release1 or later.

Who is affected by CVE-2023-42531?

CVE-2023-42531 affects Samsung devices running specific versions of Android 11.0 and 12.0 prior to the November 2023 security release.

Can CVE-2023-42531 be exploited remotely?

No, CVE-2023-42531 requires local access for an attacker to exploit the vulnerability.

What kind of exploitation is possible with CVE-2023-42531?

Exploitation of CVE-2023-42531 allows local attackers to bypass restrictions and start activities from the background.