CVE-2024-20816: High severity Samsung android vulnerability
Published Feb 6, 2024
·Updated
Improper authentication vulnerability in onCharacteristicWriteRequest in Auto Hotspot prior to SMR Feb-2024 Release 1 allows adjacent attackers connect to victim's mobile hotspot without user awareness.
Affected Software
89 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-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-jan-2023-r1
Samsung android=11.0-smr-jan-2024-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-jan-2023-r1
Samsung android=12.0-smr-jan-2024-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-jan-2023-r1
Samsung android=13.0-smr-jan-2024-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
Samsung android=14.0
Samsung android=14.0-smr-dec-2023-r1
Samsung android=14.0-smr-jan-2024-r1
Samsung android=14.0-smr-nov-2023-r1
Samsung android=14.0-smr-oct-2023-r1
Event History
Feb 6, 2024
CVE Published
via MITRE·02:23 AM
Data Sourced
via MITRE·02:23 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:15 AM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2024-20816?
CVE-2024-20816 is classified as a high severity vulnerability due to its potential to allow unauthorized access to a user's mobile hotspot.
2
Who is affected by CVE-2024-20816?
CVE-2024-20816 affects users of Samsung Android devices running versions 11.0 and 12.0 before the SMR Feb-2024 Release 1.
3
How do I fix CVE-2024-20816?
To mitigate CVE-2024-20816, users should update their Samsung Android devices to the latest firmware as per Samsung's security updates.
4
What type of vulnerability is CVE-2024-20816?
CVE-2024-20816 is an improper authentication vulnerability that can be exploited by adjacent attackers.
5
Can CVE-2024-20816 be exploited remotely?
No, CVE-2024-20816 requires physical proximity to the target device for exploitation, making it an adjacent network attack.