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CoreOS Clair vs Qualys VMDR comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Apr 6, 2025

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

CoreOS Clair
Ranking in Container Security
27th
Average Rating
8.6
Reviews Sentiment
7.6
Number of Reviews
2
Ranking in other categories
No ranking in other categories
Qualys VMDR
Ranking in Container Security
10th
Average Rating
8.2
Reviews Sentiment
7.0
Number of Reviews
94
Ranking in other categories
IT Asset Management (6th), Vulnerability Management (1st), Configuration Management Databases (2nd), Risk-Based Vulnerability Management (1st)
 

Mindshare comparison

As of July 2025, in the Container Security category, the mindshare of CoreOS Clair is 0.5%, up from 0.4% compared to the previous year. The mindshare of Qualys VMDR is 2.5%, down from 3.0% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Container Security
 

Featured Reviews

Felipe Giffu - PeerSpot reviewer
An operational system, similar to Linux where you can run your applications inside containers
With CoreOS, you can run your applications inside containers. For example, if you have an application that needs to run on Linux, you can create and install a container. However, it's important to note that you don't install CoreOS inside a container; CoreOS is the host operating system that manages containers. When you mentioned using Nacula as part of your CI/CD pipeline, it means your application is deployed and managed automatically through the CI/CD process. Containers are used to deploy your application within this pipeline, but CoreOS does not run inside these containers. Instead, CoreOS is the base operating system that supports and manages these containers.
Ankesh Raj - PeerSpot reviewer
Real-time responses and reporting streamline vulnerability management
Qualys VMDR provides a real-time response and reporting feature, which is excellent. It allows us to see real-time graphs and reports for every asset, server, and more, which is very user-friendly. Our clients have given good feedback, and they are satisfied with the tool. We use it daily to fix vulnerabilities by connecting with infrastructure to remediate. The feedback from the client side is very good.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"CoreOS Clair's best feature is detection accuracy."
"With CoreOS, you can run your applications inside containers. For example, if you have an application that needs to run on Linux, you can create and install a container. However, it's important to note that you don't install CoreOS inside a container; CoreOS is the host operating system that manages containers."
"Qualys VM had a recent upgrade and the newer version is supporting the cloud."
"Tech support is helpful."
"There are fewer false positives when using this solution."
"Qualys VM's best feature is vulnerability management."
"It is quite easy to implement."
"Qualys VM is very stable."
"Great web application security for scanning."
"It's a good product. After the scan our internet works well. It scans our security posture."
 

Cons

"An area for improvement is that CoreOS Clair doesn't provide information about the location of vulnerabilities it detects."
"It can be improved in its support response. They usually take up to seven days to resolve the issue."
"The reporting and the GUI need improvements."
"The IoT scan is not great."
"Improve the API speed."
"Sometimes the scanning can get overwhelmed and start to drag when a lot of users are trying to scan at once."
"Qualys VM should improve its methodology."
"Integration could be better. When you think about scanning, it's not used just with this product alone but with other Qualys products. If you think about the bundle, the product itself is good. But integration with other products and packages has space for improvement. They should also offer a better price for bundles."
"They're still evolving their platform in terms of reporting capabilities."
"We are moving away from Qualys to Defender ATP because I find that Defender ATP is much better at prioritizing the vulnerabilities that I should be looking at."
 

Pricing and Cost Advice

"CoreOS Clair is open-source and free of charge."
"There is a license for the use of this solution. We pay annually instead of monthly to receive a better discount on the price."
"It is more expensive than other products on the market."
"The price is very reasonable."
"It's very expensive, especially if you want to use multiple modules of Qualys."
"The product is more expensive than that of any other vendor."
"We have an annual contract for Qualys VMDR. I believe it's for either two years or five years."
"The pricing is very competitive."
"Qualys VM is better suited for medium to large companies because the price can be too much for smaller customers."
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Top Industries

By visitors reading reviews
Financial Services Firm
19%
Manufacturing Company
12%
Computer Software Company
12%
Performing Arts
9%
Financial Services Firm
15%
Educational Organization
12%
Computer Software Company
12%
Manufacturing Company
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
No data available
 

Questions from the Community

What is your experience regarding pricing and costs for CoreOS Clair?
If you work with CoreOS or OpenShift, you don't need to pay for CoreOS separately. When you pay for OpenShift, you get CoreOS included, so you don't need to pay for the operating system separately....
What needs improvement with CoreOS Clair?
It can be improved in its support response. They usually take up to seven days to resolve the issue.
What is your primary use case for CoreOS Clair?
We use the tool to manage and secure the event file system. CoreOS Clair is an operational system that is very similar to Linux and offers benefits to other Linux operating systems. One major advan...
What do you like most about Qualys VMDR?
I like that we have many scanners and channels that don't overload. It helps us scan and track easily. Also, the tagging system is good for tagging. We can still use QualysAgent task ID tools even ...
What is your experience regarding pricing and costs for Qualys VMDR?
Qualys offers better pricing and is feature-packed compared to other tools.
What needs improvement with Qualys VMDR?
There were some issues later with Qualys VMDR regarding security, specifically with numerous false positive reports.
 

Also Known As

No data available
Qualys VM, QualysGuard VM, Qualys Asset Inventory, Qualys Container Security
 

Overview

 

Sample Customers

eBay, Veritas, Verizon, SalesForce
Agrokor Group, American Specialty Health, American State Bank, Arval, Life:), Axway, Bank of the West, Blueport Commerce, BSkyB, Brinks, CaixaBank, Cartagena, Catholic Health System, CEC Bank, Cegedim, CIGNA, Clickability, Colby-Sawyer College, Commercial Bank of Dubai, University of Utah, eBay Inc., ING Singapore, National Theatre, OTP Bank, Sodexo, WebEx
Find out what your peers are saying about CoreOS Clair vs. Qualys VMDR and other solutions. Updated: June 2025.
860,592 professionals have used our research since 2012.