Input validation error in Intel products - #VU56330
Published: September 6, 2021
Vulnerability identifier: #VU56330
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the Bluetooth Classic implementations does not properly handle the reception of a malformed LMP timing accuracy response followed by multiple re-connections to the target link slave. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Affected software
WICED BT stack
CYW920735Q60EVB
Intel Wi-Fi 6 AX200
CYW20735B1
Pocophone F1 (WCN3990)
CYW920735Q60EVB
Intel Wi-Fi 6 AX200
CYW20735B1
Pocophone F1 (WCN3990)
Remediation
Install updates from vendor's website.
Intel Wi-Fi 6 AX200 - update to 22.40.0
CYW20735B1 - update to 2.9.0
CYW20735B1 - update to 2.9.0