VDB-192684 · CVE-2021-0173 · intel-sa-00539

Intel PROSet/Wireless WiFi/Killer WiFi 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.
3.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Intel PROSet, Wireless WiFi and Killer WiFi. This affects an unknown function. The manipulation results in denial of service. This vulnerability is cataloged as CVE-2021-0173. The attack must originate from the local network. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Intel PROSet, Wireless WiFi and Killer WiFi (Wireless LAN Software) (affected version not known). Affected is some unknown functionality. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability.

The weakness was shared 02/10/2022 as intel-sa-00539. The advisory is shared for download at intel.com. This vulnerability is traded as CVE-2021-0173 since 10/22/2020. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 253628 (Linux Distros Unpatched Vulnerability : CVE-2021-0173), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (253628). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Wireless LAN Software

Vendor

Intel

Name

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: 3.5

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

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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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: 253628
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2021-0173

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/22/2020 🔍
02/10/2022 +476 days 🔍
02/10/2022 +0 days 🔍
08/23/2025 +1290 days 🔍

Sourcesinfo

Vendor: intel.com

Advisory: intel-sa-00539
Status: Confirmed

CVE: CVE-2021-0173 (🔍)
GCVE (CVE): GCVE-0-2021-0173
GCVE (VulDB): GCVE-100-192684

Entryinfo

Created: 02/10/2022 10:50
Updated: 08/23/2025 16:14
Changes: 02/10/2022 10:50 (37), 02/13/2022 11:36 (1), 08/23/2025 16:14 (16)
Complete: 🔍
Cache ID: 216::103