Improper Logging Vulnerability in Samsung Fingerprint Trustlet
CVE-2025-20989

5.2MEDIUM

Key Information:

Vendor

Samsung
Status
Samsung Devices
Vendor
CVE Published:
4 June 2025

What is CVE-2025-20989?

An improper logging issue has been identified in the Samsung Fingerprint Trustlet before the SMR May-2025 Release 1. This vulnerability allows local privileged attackers to potentially access the hmac_key, compromising the security of the fingerprint authentication system. It highlights the importance of secure logging practices to safeguard sensitive cryptographic keys.

Affected Version(s)

Samsung Mobile Devices SMR Jun-2025 Release in Android 13, 14, 15

References

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

CVSS V3.1

Score:
5.2
Severity:
MEDIUM
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.