All software of any significant size has bugs, vulnerabilities, and other weaknesses. This includes the operating system (OS), libraries, command line tools, services and graphical applications. Across your infrastructure, you should have an overview of what operating systems and software you have installed. Additionally, automated ways of upgrading the OS, as well as packages are desirable. Finally, ways of highlighting problematic hosts (with old operating systems and software) and prioritizing them helps your efforts to upgrade and secure your machines.
Our beloved cfbs CLI tool for working with CFEngine Build is rapidly evolving. At the time of writing, we are currently at version 3.2.1. Thus I would like to take this opportunity to talk a bit about the latest and greatest features; including support for users to manipulate input parameters in modules, as well as a couple of new build steps.
If you haven’t yet got a hold of the latest version of cfbs, you can update it with pip using the following command:
We are pleased to announce two new patch releases for CFEngine, version 3.15.7 and 3.18.3! These releases mainly contain bug fixes and dependency updates.
3.15: Last release and end of life 3.15.7 is the last planned release for the 3.15 LTS series, which is supported until December 2022. Please reach out to support if you need help with upgrading or need to purchase extended support; on January 1st 2023, 3.15 is no longer supported.
On October 25th 2022 the OpenSSL project team announced 1 the forthcoming release of OpenSSL version 3.0.7. From the announcement we know that a fix will be made available on Tuesday November 1st, 2022 for a CRITICAL security issue.
Note: CVE-2022-3786 and CVE-2022-3602 (X.509 Email Address Buffer Overflows) have been published 2. CVE-2022-3602 originally assessed as CRITICAL was downgraded to HIGH after further review prior to being published.
Affected versions The vulnerability is reported to affect version 3.
For halloween this year, we wanted to share some scary scenarios along with security recommendations to help avoid them. All the names, companies and characters are made up, but the events and experiences are based on things which could happen, or have happened in the real world.
1. Horrors of the logging library Mary the sysadmin looks over at her monitoring system, noticing an increase in requests with special characters. She recognizes the strings as log4shell vulnerability exploit attempts.
Do you know how to use every function available in CFEngine?
Join Cody, Craig, Herman to see how Nick uses org-mode, org-roam, and ob-cfengine3 to manage his personal collection of CFEngine Function Examples.
Video The video recording is available on YouTube:
At the end of every webinar, we stop the recording for a nice and relaxed, off-the-record chat with attendees. Join the next webinar to not miss this discussion.
Notes Live coded examples for the following functions:
Did you know that nightly builds of CFEngine are available?
cf-remote is the most convenient way to get nightly packages. If you’re not familiar with it, or if you need a refresher, check out our other blog posts about cf-remote.
Listing packages By default cf-remote list will emit a list of available releases and the URLs for the newest CFEngine Enterprise LTS release.
cf-remote list Available releases: master, 3.20.0, 3.18.x, 3.
The good we secure for ourselves is precarious and uncertain until it is secured for all of us and incorporated into our common life. How often do you verify your compliance? Once or twice a year? Have you considered reporting on compliance continually?
The usual suspects, Cody Valle (Head of community), Criag Comstock (Digger), and Nick Anderson (Doer of Things) see how CFEngine Enterprise can be used to implement and report on compliance, specifically the Ubuntu 20.
Ever wish that you could run Mission Portal at Home?
Some of the CFEngine team gathers in Oslo Norway to do the show live, together. Criag Comstock (Digger) demonstrates how to use cf-remote to access new ARM64 packages for CFEngine Enterprise (Hub and Clients) and experiments with CFEngine Build in Mission Portal.
Video The video recording is available on YouTube:
At the end of every webinar, we stop the recording for a nice and relaxed, off-the-record chat with attendees.
This guide is designed for the novice user of CFEngine who wishes to explore the power of Emacs while developing CFEngine policy files – and will introduce the use of some Emacs features and plugins along the way.
There are two types of editors available in the Unix and Linux world: line and visual. Examples of line editors are ed and sed. These allow you to edit a file one line at a time.
