Denial of Service Vulnerability in JBL TUNE500BT Bluetooth Devices
CVE-2021-28155

6.5MEDIUM

Key Information:

Vendor

Jbl

Status
Tune500bt Firmware
Vendor
CVE Published:
7 September 2021

What is CVE-2021-28155?

The JBL TUNE500BT Bluetooth headphones experience a vulnerability in their Bluetooth Classic implementation, where continuous unsolicited LMP responses can be maliciously sent by an attacker within radio range. This can lead to a denial of service, allowing the attacker to disrupt communication and potentially shut down the device by overwhelming it with LMP Feature Response data. Users of affected devices should consider security measures to mitigate risks and ensure device integrity.

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References

https://www.jbl.com.sg/over-ear-headphones/JBL+TUNE500BT....
x_refsource_MISC
https://dl.packetstormsecurity.net/papers/general/braktoo...
x_refsource_MISC

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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