VDB-192745 · CVE-2021-33155 · intel-sa-00604

Intel Wireless Bluetooth/Killer Bluetooth 22.80 denial of service

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Intel Wireless Bluetooth and Killer Bluetooth. It has been rated as problematic. This vulnerability affects unknown code. This manipulation causes denial of service. This vulnerability is registered as CVE-2021-33155. The attack requires access to the local network. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in Intel Wireless Bluetooth and Killer Bluetooth. Affected by this vulnerability is an unknown function. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was published 02/10/2022 as intel-sa-00604. The advisory is shared at intel.com. This vulnerability is known as CVE-2021-33155 since 05/18/2021. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 253388 (Linux Distros Unpatched Vulnerability : CVE-2021-33155), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 22.100 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (253388). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Intel

Name

Version

22.80

License

commercial

Website

Vendor: https://www.intel.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 253388
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2021-33155

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Wireless Bluetooth/Killer Bluetooth 22.100

Timelineinfo

05/18/2021 🔍
02/10/2022 +268 days 🔍
02/10/2022 +0 days 🔍
08/24/2025 +1291 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-00604
Status: Confirmed

CVE: CVE-2021-33155 (🔍)
GCVE (CVE): GCVE-0-2021-33155
GCVE (VulDB): GCVE-100-192745

Entryinfo

Created: 02/10/2022 12:55
Updated: 08/24/2025 05:17
Changes: 02/10/2022 12:55 (38), 02/13/2022 17:33 (1), 08/24/2025 05:17 (17)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.