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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 (4th), Vulnerability Management (1st), Configuration Management Databases (2nd), Risk-Based Vulnerability Management (1st)
 

Mindshare comparison

As of June 2025, in the Container Security category, the mindshare of CoreOS Clair is 0.5%, up from 0.5% 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 VMDR is easy to understand and provides detailed reports."
"Qualys VM's best feature is vulnerability management."
"Overall, the solution is highly rated because of its simplicity and efficiency."
"It is a stable solution."
"It gives you a lot of options, and it integrates with our ServiceNow for ticketing and all."
"Technical support is great and we've never really had a problem."
"It is a simple solution that makes scanning easy. You just give it a scheduled task, and it will do everything for you."
"This solution gives us insight into our environment and improves our security. It helps us to maintain a good patching system whereby we know that XYZ is vulnerable within the system."
 

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."
"It's too early for me to say if there is any room for improvement since we're in the first couple of months of using this solution."
"Qualys does have an on-prem solution, but it is very expensive."
"We face issues while scanning multiple assets."
"One area for improvement is the simplification of the process to ignore certain vulnerabilities on specific devices."
"Qualys could be improved in its overall performance compared to other vulnerability management or scanning tools."
"They're still evolving their platform in terms of reporting capabilities."
"The tool needs to improve the adding assets and report generation features. I would like to see the policy scan of offline appliances in the product's future releases."
"The response time of technical support takes a while."
 

Pricing and Cost Advice

"CoreOS Clair is open-source and free of charge."
"Qualys Virtual Scanner Appliance isn't expensive right now. But the price for their product bundles could be better."
"We have an annual contract for Qualys VMDR. I believe it's for either two years or five years."
"They have recently changed the pricing model, which is now better than it was before."
"It is a high cost product. Compared to the other solutions, it is around 15 to 20% higher in cost."
"The solution is costly."
"It is more expensive than other products on the market."
"The solution is reasonably priced for the value it provides."
"Qualys VM is quite expensive. It's a subscription-based license, and it's yearly. Right now, it's open for me, and I don't have any limitations or caps on the licenses. They are seeing if the product is viable for 4500 users. I can add as much as I want, and at the end of the subscription, they'll let me know how many licenses were actually used and bill me accordingly. On a scale from one to five, I would give their pricing a three. It's still expensive."
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Top Industries

By visitors reading reviews
Financial Services Firm
18%
Computer Software Company
11%
Manufacturing Company
10%
University
7%
Educational Organization
21%
Financial Services Firm
13%
Computer Software Company
11%
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.
857,028 professionals have used our research since 2012.