CVE-2021-34149
The Bluetooth Classic implementation on the Texas Instruments CC256XCQFN-EM does not properly handle the reception of continuous LMP_AU_Rand packets, allowing attackers in radio range to trigger a denial of service (deadlock) of the device by flooding it with LMP_AU_Rand packets after the paging procedure.
Published:Sep 7, 2021
Last Modified:Nov 21, 2024
EPS:Sep 7, 2021
EPSS Score:0.00147
CVSS Score:6.5
Affected Products
Vendor
Product
Action
Vendor
Ti
Product
Cc256xcqfn-em
Ti
Cc256xcqfn-em
Vendor
Ti
Product
Cc256xcqfn-em Firmware
Ti
Cc256xcqfn-em Firmware
Exploits
No exploit reference
Common Weakness Enumeration
No CWE recorded yet
Common Attack Pattern Enumeration and Classification (CAPEC)
No CAPEC recorded yet
References
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
