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CVE-2017-5554

27
FAUCET Score

CVE-2017-5554 is a high-severity authentication bypass vulnerability affecting OnePlus 3 and 3T devices running OxygenOS before version 4.0.2. An unauthenticated attacker with physical access or ADB access can reboot the device into fastboot mode and then set SELinux to permissive mode, significantly weakening its security. This allows for high impact to confidentiality, integrity, and availability. While the CVSS score is 8.1 (High), there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.2.8CPE matchmatch criteria
cpe:2.3:o:oneplus:oxygenos:*:*:*:*:*:*:*:*
<= 3.5.4CPE matchmatch criteria
cpe:2.3:o:oneplus:oxygenos:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.1HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
3.00%
Probability of exploitation in next 30 days
EPSS Percentile
85.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0300 is in the 44th percentile among its peer group of 8,914 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

securityresear.ch / 2017/01/11/fastboot-oem-selinux-permissive
Third Party Advisory
xda-developers.com / oneplus-33t-bootloader-vulnerability-allows-changing-of-selinux-to-permissive-mode-in-fastboot
Third Party Advisory
securityfocus.com / bid/95706
Third Party AdvisoryVDB Entry