CVE-2021-31610
MEDIUM
6.5
CVSS Score
Published: September 7, 2021 at 06:14 AM UTC
Updated: June 17, 2026 at 03:52 AM UTC
6 products affected across 2 vendorsAB5376T FirmwareBT8896A FirmwareMi True Wireless Earbuds Basic 2 Firmware
Using N/A by N/A?
Get instant alerts when new vulnerabilities affect N/A - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM6.5
Exploit prediction
EPSS 0.6%
Description
The Bluetooth Classic implementation on AB32VG1 devices does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service (either restart or deadlock the device) by flooding a device with LMP_AU_rand data.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
All versions
mi-mi-true-wireless-earbuds-basic-2 (same device)
Ab5376T· Bluetrumdevice
80%All versions
Bt8896A· Bluetrumdevice
80%All versions
80%
All versions
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (4)
x_refsource_MISCProductVendor Advisory
Source: [email protected]
http://www.bluetrum.com/product/ab5376t.htmlx_refsource_MISCProductVendor Advisory
Source: [email protected]
http://www.bluetrum.com/product/bt8896a.htmlx_refsource_MISCBroken Link
Source: [email protected]
https://dl.packetstormsecurity.net/papers/general/braktooth.pdfx_refsource_MISCNot Applicable
Source: [email protected]
https://www.mi.com/global/mi-true-wireless-earbuds-basic-2/CVSS
- Attack Vector
- ADJACENT_NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card