CVE-2026-20997 PUBLISHED

Assigner: SamsungMobile
Reserved: 11.12.2025 Published: 16.03.2026 Updated: 16.03.2026

Improper verification of cryptographic signature in Smart Switch prior to version 3.7.69.15 allows remote attackers to potentially bypass authentication.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS Score: 5.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	Passive

CVSS 4.0

Product Status

Vendor	Samsung Mobile
Product	Smart Switch
Versions	Default: affected Version 3.7.69.15 is unaffected

References

https://security.samsungmobile.com/serviceWeb.smsb?year=2026&month=03

Problem Types

CWE-347 Improper Verification of Cryptographic Signature