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Meet the CRS team: Ervin, the gardening radio amateur in the background

Astronaut? Garbage truck driver? Electrical engineer? Metalsmith? In the end, Hungarian Ervin Hegedüs became a software developer. Within the Core Rule Set project, he contributes primarily to tool development and packaging. “New team members should above all be team players,” says Ervin. Ervin Hegedüs has had no shortage of interesting career ideas in his 51-year …

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CRS Version 3.3.4 and 3.2.3 fix a regression

Yesterday, we released CRS versions 3.3.3 and 3.2.2 with important security improvements. Unfortunately, backporting the fixes from our development branch 4.0 introduced a regression which was only found after publication. As a result, some Paranoia Level 2 rules would activate even when running in Paranoia Level 1. This did not harm security but may introduce …

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CRS Version 3.3.3 and 3.2.2 (covering several CVEs)

Release announcement covering fixes for CVE-2022-39955, CVE-2022-39956, CVE-2022-39957 and CVE-2022-39958, additional security fixes and security fixes in the latest ModSecurity releases 2.9.6 and 3.0.8. The OWASP ModSecurity Core Rule Set (CRS) team is pleased to announce the release of two new CRS versions.Edit: Updated download links now to refer to the fixed versions. Version 3.3.4 …

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Core Rule Set v4.0.0 Release Candidate 1 available

The OWASP ModSecurity Core Rule Set team is proud to announce the Release Candidate 1 for the upcoming CRS v4.0.0 release. The release candidate is available from our installation page; see also the upgrade notes on that page. CRS 4 contains many important changes, such as: A plugin architecture for extending CRS and minimizing attack …

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The Case for Early Blocking

Early Blocking is a feature that CRS will deliver with the next major release, probably Spring 2022. You can use it immediately when deploying the latest dev / nightly build. This blog post will explain the feature, how to enable it and why it is very useful. What is Early Blocking? ModSecurity, the engine below …

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