🟢 Low ⏱ 5–15 min Last verified: 29 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2013-1853 Upstream summary: Almanah Diary 0.9.0 and 0.10.0 does not encrypt the database when closed, which allows local users to obtain sensitive information by reading the database. Table […]
Postfix is a popular open-source Mail Transfer Agent (MTA) that can be used to route and deliver email on a Linux system. It is estimated that around 25% of public mail servers on the internet run Postfix. In this guide, you’ll learn how to install and configure Postfix on an Ubuntu 22.04 server.
🟠 High ⏱ 15–60 min Last verified: 29 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-1999-0199 CVE-2002-0391 CVE-2002-0651 CVE-2002-0684 CVE-2002-1146 CVE-2003-0028 CVE-2003-0689 CVE-2004-0968 +12 more Upstream summary: manual/search.texi in the GNU C Library (aka glibc) before 2.2 lacks a statement about the unspecified […]
Replication allows your databases to distribute load among more than one computer. While MariaDB natively supports master-slave replication, which allows you to offload read operations to a a number of slave servers, this master-master replication, which allows you to write data to any node, is not implemented. With a Galera cluster, MariaDB incorporates some patches that allow for master-master replication. We will be setting this up using Ubuntu 12.04 servers.
Ansible playbooks are YAML files that describe the desired state of a set of managed servers using a series of tasks. Advanced playbook authoring goes beyond simple task lists to include: roles (reusable, shareable task bundles with a standard directory structure), handlers (tasks triggered only when a change occurs, such as restarting Nginx only when […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2021:2761-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-29509 CVE-2022-24790 CVE-2022-23634 CVE-2021-41136 Upstream summary: Puma is a concurrent HTTP 1.1 server for Ruby/Rack applications. The fix for CVE-2019-16770 was incomplete. The original fix […]
Lorsque vous installez un nouveau serveur Ubuntu 18.04, il y a quelques étapes de configuration que vous devriez effectuer au sein de votre paramétrage initial. Cela renforcera la sécurité et l’ergonomie de votre serveur et vous procurera une base solide pour vos actions…
🟢 Low ⏱ 10–30 min Last verified: 28 October 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read • Source: NVD CVE-2005-3289, IBM Support Bulletin CVE: CVE-2005-3289 NVD summary: LSCFG in IBM AIX 5.2 and 5.3 does not create temporary files securely, which allows local users to corrupt /etc/passwd and possibly other system […]
🟡 Medium ⏱ 5–30 min Last verified: 28 October 2022 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]
🟢 Low ⏱ 5–15 min Last verified: 28 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2021-23364 Upstream summary: The package browserslist from 4.0.0 and before 4.16.5 are vulnerable to Regular Expression Denial of Service (ReDoS) during parsing of queries. Table of contents Symptom […]
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