Today, we are releasing security updates for Icinga 2 fixing a critical vulnerability that allowed an attacker to obtain valid certificates from the Icinga CA under certain circumstances. Please...
Critical Icinga 2 Security Releases: 2.14.6, 2.13.12, 2.12.12 (CVE-2025-48057)
Today, we are releasing security updates for Icinga 2 fixing a critical vulnerability that allowed an attacker to obtain valid certificates from the Icinga CA under certain circumstances. Please...
Releasing Icinga 2 v2.14.5
Today, we are announcing the release of Icinga 2 v2.14.5. It fixes a regression that was introduced in v2.14.4 and caused the icinga2 node setup, icinga2 node wizard, and icinga2 pki request commands to fail if a certificate was requested from a node that has to...
Monitoring the Monitoring: Demystifying the Icinga DB Health Check
In this post we will take a look at the icingadb check command built into Icinga 2 for monitoring the health of Icinga DB. If you have already configured it, this blog post will give you some insights on what it actually checks, otherwise, it showcases what useful...
New Releases for Icinga 2, Icinga Web and Icinga DB Web available
We've been working on a bunch of minor releases lately. Today we're happy to announce new versions for Icinga 2, Icinga Web and the Icinga DB Web module. Check out the details below. Icinga 2 v2.13.6 Today we are releasing Icinga 2.13.6. The main focus is improved...
How the current OpenSSL vulnerabilities affect Icinga
Recently, OpenSSL published an advisory about two vulnerabilities, X.509 Email Address 4-byte Buffer Overflow (CVE-2022-3602) and X.509 Email Address Variable Length Buffer Overflow (CVE-2022-3786). Depending on the operating system you are using, this may affect...
More reliable host and service history with Icinga DB
Today's blog post will give an insight into one of the many things that improved with Icinga DB: how host and service history is written to the database, both by the old IDO feature, as well as what has changed with Icinga DB and how this leads to more reliable...
Embedding Git Commit Information in Go Binaries
Embedding Git commit information in Go Binaries is essential for identifying exact software versions, especially when working with development builds. So it's good if software is able to tell you its version, for example by calling it with --version. For release...
Releasing Icinga 2.12.8
Today we are releasing Icinga 2.12.8. It addresses an issue with one of the fixes included in the 2.13.3 and 2.12.7 releases that was applied incorrectly in version 2.12.7. In addition, the bundled dependencies on Windows are updated to the latest available versions....
Releasing Icinga 2.13.3 and 2.12.7
Today we are happy to announce the release of Icinga 2.13.3 and 2.12.7. Quite a number of bug fixes accumulated since the last release, including fixes for multiple crashes. Most changes are included in both versions except for the changes related to Icinga DB. These...
Automatically Testing Icinga DB
In today's blog post, I want to present something related to Icinga DB that you most likely will not come in touch with as a regular user: some of the test cases we built for Icinga DB and the tooling created to support them. The Challenge Even though Icinga DB is a...
Installing Additional Modules in the Icinga Web 2 Docker Container
The Docker images we provide for both Icinga 2 and Icinga Web 2 already contain quite a number of modules. For example, the Icinga Web 2 image contains all the Web modules developed by us. But one of the main benefits of Icinga is extensibility, so you might want to...
Our Workflow for Security Releases using GitHub Security Advisories
We recently started using GitHub Security Advisories as part of our workflow for pushing out security releases. This post will give a brief introduction on how they work, how we use them, some of their limitations, and how we overcome them. We are still experimenting...
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