CVE-2021-25435

Description

Improper input validation vulnerability in Tizen bootloader prior to Firmware update JUL-2021 Release allows arbitrary code execution using recovery partition in wireless firmware download mode.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.10% Top 25%
Vendor Advisory samsungmobile.com
Affected: Samsung Mobile Tizen wearable devices
Published at:
Updated at:

References

Link Tags
https://security.samsungmobile.com/serviceWeb.smsb?year=2021&month=7 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-25435?
CVE-2021-25435 has been scored as a critical severity vulnerability.
How to fix CVE-2021-25435?
To fix CVE-2021-25435, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-25435 being actively exploited in the wild?
It is possible that CVE-2021-25435 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-25435?
CVE-2021-25435 affects Samsung Mobile Tizen wearable devices.
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