CVE-2021-25437: Input Validation
First published: Thu Jul 08 2021(Updated: )
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.
Credit: mobile.security@samsung.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Tizen | <5.5 |
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Frequently Asked Questions
What is CVE-2021-25437?
CVE-2021-25437 is an improper access control vulnerability in Tizen FOTA service prior to the Firmware update JUL-2021 Release.
How does CVE-2021-25437 affect Tizen FOTA service?
CVE-2021-25437 allows attackers to execute arbitrary code by replacing the FOTA update file.
What is the severity of CVE-2021-25437?
CVE-2021-25437 has a severity rating of 9.8 (Critical).
What software versions are affected by CVE-2021-25437?
The vulnerability affects Tizen FOTA service versions up to and exclusive of 5.5.
How can I fix CVE-2021-25437?
To fix CVE-2021-25437, it is recommended to update to the JUL-2021 Release of the Tizen Firmware.
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