How severe is CVE-2017-5623?

CVE-2017-5623 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-5623 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-5623?

CVE-2017-5623 affects Oneplus Oxygenos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-5623?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-5623 published?

CVE-2017-5623 was published on 2017-03-19 and last updated on 2026-06-17.

CVE-2017-5623

CVE-2017-5623 is a medium-severity vulnerability in Oneplus Oxygenos with a CVSS 3.x base score of 6.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.

Key facts

Severity: Medium (CVSS 3.x base score 6.6)
CVSS v2: 7.2
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Oneplus Oxygenos
Published: 2017-03-19
Last modified: 2026-06-17

Description

An issue was discovered in OxygenOS before 4.1.0 on OnePlus 3 and 3T devices. The attacker can change the bootmode of the device by issuing the 'fastboot oem boot_mode {rf/wlan/ftm/normal} command' in contradiction to the threat model of Android where the bootloader MUST NOT allow any security-sensitive operation to be run unless the bootloader is unlocked.

Frequently asked questions

What is CVE-2017-5623?: An issue was discovered in OxygenOS before 4.1.0 on OnePlus 3 and 3T devices. The attacker can change the bootmode of the device by issuing the 'fastboot oem boot_mode {rf/wlan/ftm/normal} command' in contradiction to the threat model of Android where the bootloader MUST NOT allow any security-sensitive operation to be run unless the bootloader is unlocked.
How severe is CVE-2017-5623?: CVE-2017-5623 has a CVSS 3.x base score of 6.6, rated medium severity. It is exploitable over physical access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-5623 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-5623?: CVE-2017-5623 affects Oneplus Oxygenos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-5623?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-5623 published?: CVE-2017-5623 was published on 2017-03-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:oneplus:oxygenos:*:*:*:*:*:*:*:*

More vulnerabilities in Oneplus Oxygenos

CVE-2017-5626 — Critical (CVSS 9.8): OxygenOS before version 4.0.2, on OnePlus 3 and 3T, has two hidden fastboot oem commands (4F500301 and 4F500302) that…
CVE-2017-5624 — Critical (CVSS 9.8): An issue was discovered in OxygenOS before 4.0.3 for OnePlus 3 and 3T. The attacker can persistently make the (locked)…
CVE-2017-5554 — High (CVSS 8.1): An issue was discovered in ABOOT in OnePlus 3 and 3T OxygenOS before 4.0.2. The attacker can reboot the device into the…
CVE-2016-10370 — High (CVSS 7.5): An issue was discovered on OnePlus devices such as the 3T. The OnePlus OTA Updater pushes the signed-OTA image over…
CVE-2017-5947 — Medium (CVSS 6.8): An issue was discovered in OnePlus One, X, 2, 3, 3T, and 5 devices with OxygenOS 5.0 and earlier. The attacker can…
CVE-2017-8851 — Medium (CVSS 5.9): An issue was discovered on OnePlus One and X devices. Due to a lenient updater-script on the OnePlus One and X OTA…

All CVEs affecting Oneplus Oxygenos →

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