Configuration management is an administrative concept that deals with managing multiple remote machines from a single server in an automated way. Ansible is a simple, but powerful configuration management system that communicates with and configures remote systems through simple SSH connections. In this guide, we will discuss how to install and configure an Ansible server that we can later use to control our hosts
🟢 Low ⏱ 5–15 min Last verified: 8 November 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6792-1 Related CVEs: CVE-2021-23385 Upstream summary: Naom Moshe discovered that Flask-Security incorrectly validated URLs. An attacker could use this issue to redirect users to arbitrary URLs. Table of contents Symptom […]
🟡 Medium ⏱ 10–30 min Last verified: 8 November 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2019-9512 CVE-2019-17559 CVE-2020-17508 CVE-2020-9494 CVE-2021-27577 CVE-2021-37147 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]
🟠 High ⏱ 15–60 min Last verified: 7 November 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2022-1550 Related CVEs: CVE-2021-4028 CVE-2022-25636 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALBA-2021:4329 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
🟡 Medium ⏱ 5–30 min Last verified: 7 November 2021 📖 ~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 […]
🟡 Medium ⏱ 10–30 min Last verified: 7 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2019-6245 CVE-2019-6246 CVE-2019-6247 CVE-2021-44960 Upstream summary: An issue was discovered in Anti-Grain Geometry (AGG) 2.4 as used in SVG++ (aka svgpp) 1.2.3. In the function agg::cell_aa::not_equal, dx is […]
🟠 High ⏱ 15–60 min Last verified: 7 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2013-6473 CVE-2013-6474 CVE-2013-6475 CVE-2013-6476 CVE-2014-2707 CVE-2014-4336 CVE-2014-4337 CVE-2014-4338 +12 more Upstream summary: Multiple heap-based buffer overflows in the urftopdf filter in cups-filters 1.0.25 before 1.0.47 allow remote attackers […]
🟢 Low ⏱ 5–15 min Last verified: 7 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2014-9474 Upstream summary: Buffer overflow in the mpfr_strtofr function in GNU MPFR before 3.1.2-p11 allows context-dependent attackers to have unspecified impact via vectors related to incorrect documentation for […]
🟡 Medium ⏱ 10–30 min Last verified: 7 November 2021 Affected versions: SLES 15 📖 ~4 min read • Source: SUSE advisory SUSE-CU-2021:236-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-11078 CVE-2021-21240 Upstream summary: In httplib2 before version 0.18.0, an attacker controlling unescaped part of uri for `httplib2.Http.request()` could change request headers and body, send […]
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