CVE-2021-25437
CRITICALTizen < 5.5 - Unauthenticated Arbitrary Code Execution via FOTA Update File Replacement
Title source: llmDescription
Improper access control vulnerability in Tizen FOTA service prior to Firmware update JUL-2021 Release allows attackers to arbitrary code execution by replacing FOTA update file.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_misc
https://security.samsungmobile.com/serviceWeb.smsb?year=2021&month=7
Scores
CVSS v3
9.8
EPSS
0.0235
EPSS Percentile
81.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-20
Status
published
Products (1)
linux/tizen
< 5.5
Published
Jul 08, 2021
Tracked Since
Feb 18, 2026