CVE Vulnerability

CVE-2021-25471

A lack of replay attack protection in Security Mode Command process prior to SMR Oct-2021 Release 1 can lead to denial of service on mobile network connection and battery depletion.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10 Vendor Advisory
Configurations

Configuration 1
Information

Published : 2021-10-06 06:15

Updated : 2021-10-13 06:23

NVD link : CVE-2021-25471

Mitre link : CVE-2021-25471

Products Affected

Exynos

Samsung

CWE
NVD-CWE-noinfo