🟢 Low ⏱ 5–15 min Last verified: 4 August 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4872-1 Related CVEs: CVE-2020-13614 Upstream summary: It was discovered that Axel did not properly verify the certificates for hostnames. An attacker could use this vulnerability to impersonate another server and […]
SSH ist ein wichtiges Tool für die Verwaltung von Remote-Linux-Servern. In diesem Leitfaden diskutieren wir die grundlegende Verwendung dieses Dienstprogramms und die Konfiguration Ihrer SSH-Umgebung.
SSH, ou shell seguro, é um protocolo criptografado usado para administrar e comunicar com servidores. Ao trabalhar com um servidor Ubuntu, é provável que você passe a maior parte do tempo em uma sessão de terminal, conectado ao seu servidor através do SSH. Neste guia, vamos…
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read • Source: Arch ASA ASA-202103-20 Related CVEs: CVE-2021-26701 CVE-2021-24112 CVE-2021-1723 CVE-2021-1721 CVE-2021-31204 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 5.0.3.sdk103-2. Fixed in: 5.0.4.sdk104-1. Group: AVG-1698. Table of contents Symptom & Impact Environment […]
How to Install and Configure Envoy Proxy on RHEL 7 Envoy Proxy has become a cornerstone of modern service mesh architectures, used as the data plane in Istio, the sidecar in Consul Connect, and the edge proxy behind many large-scale APIs. Written in C++ and designed for cloud-native workloads, Envoy provides L4/L7 load balancing, health […]
The Apache web server is an open-source web server popular for its flexibility, power, and widespread support. In this guide, we’ll go over some common procedures for managing the Apache server, including stopping, starting, and enabling the service, working with virtual host files and directories, and locating important files and directories on your server.
🟠 High ⏱ 15–60 min Last verified: 3 August 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-0476 Related CVEs: CVE-2021-1721 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🟡 Medium ⏱ 15–45 min Last verified: 3 August 2021 Affected versions: IBM AIX 7.1 📖 ~4 min read • Source: NVD CVE-2021-29712, IBM Support Bulletin CVE: CVE-2021-29712 NVD summary: IBM InfoSphere Information Server 11.7 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus […]
🟡 Medium ⏱ 5–30 min Last verified: 3 August 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 […]
Introduction How to Set Up S3FS FUSE Mount on FreeBSD 13 is a core administration task for any FreeBSD 13 server operator. FreeBSD 13 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for […]
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