Improper Authorization Vulnerability in Samsung Smart Suggestions for Android Devices
CVE-2023-21479

5.3MEDIUM

Key Information:

Vendor

Samsung
Status
Samsung Devices
Vendor
CVE Published:
3 September 2025

What is CVE-2023-21479?

A security flaw in Samsung's Smart Suggestions feature affects devices running Android 12 and 13, allowing unauthorized remote attackers to register a schedule. This vulnerability arises from improper authorization controls, which could potentially enable malicious actors to manipulate user schedules without consent. Users are encouraged to update their devices to the latest versions to mitigate exposure to this vulnerability.

Affected Version(s)

Samsung Mobile Devices SMR Apr-2023 Release in Android 13 and Samsung Smart Suggestions prior to 4.1.01.0 in Android 12

References

https://security.samsungmobile.com/securityUpdate.smsb?ye...

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2023-21479 : Improper Authorization Vulnerability in Samsung Smart Suggestions for Android Devices