SB2022020915 - Multiple vulnerabilities in Intel Wireless Bluetooth and Killer Bluetooth

Description

This security bulletin contains information about 2 vulnerabilities.

1) Improper Check for Unusual or Exceptional Conditions (CVE-ID: CVE-2021-33139)

CWE-ID: CWE-754 - Improper Check for Unusual or Exceptional Conditions

CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper check for unusual or exceptional conditions in firmware. A remote authenticated attacker on the local network can perform a denial of service (DoS) attack.

2) Input validation error (CVE-ID: CVE-2021-33155)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in firmware. A remote authenticated attacker on the local network can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00604.html