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Status published
Low
CVE-2021-25471
A lack of replay attack protection in Security Mode Command...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Samsung Mobile
View all reports →Affected Software
Samsung Mobile Devices
Vulnerable Versions:
O(8.1), P(9.0), Q(10.0) devices with Exynos CP chipsets
Timeline
Official Publish:
October 6th, 2021
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L