CVE-2017-5626

Public Exploit

Description

OxygenOS before version 4.0.2, on OnePlus 3 and 3T, has two hidden fastboot oem commands (4F500301 and 4F500302) that allow the attacker to lock/unlock the bootloader, disregarding the 'OEM Unlocking' checkbox, without user confirmation and without a factory reset. This allows for persistent code execution with high privileges (kernel/root) with complete access to user data.

9.8

CVSS

Severity: Critical

CVSS 3.0 •

CVSS 2.0 •

EPSS 1.77% Top 20%

Third-Party Advisory securityresear.ch

Affected: n/a n/a

References

Link	Tags
https://securityresear.ch/2017/02/08/oneplus3-bootloader-vulns/	exploit third party advisory technical description

Frequently Asked Questions

What is the severity of CVE-2017-5626?: CVE-2017-5626 has been scored as a critical severity vulnerability.
How to fix CVE-2017-5626?: To fix CVE-2017-5626, 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-2017-5626 being actively exploited in the wild?: It is possible that CVE-2017-5626 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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