April 2021 - Page 24 of 66

FreeBSD 13 — p7zip — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — p7zip — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: p7zip — usage of uninitialized memory Related CVEs: CVE-2015-1038 CVE-2016-2334 CVE-2016-2335 CVE-2016-9296 CVE-2017-17969 CVE-2018-10115 Upstream summary: NVD reports: Incorrect initialization logic of RAR decoder objects in 7-Zip 18.03 and before […]

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Como configurar as chaves SSH no CentOS — step-by-step Linux tutorial on Progressive Robot

Como configurar as chaves SSH no CentOS

O SSH, ou shell seguro, é um protocolo criptografado usado para administrar e se comunicar com servidores. Ao trabalhar com um servidor CentOS, existem boas chances de você gastar a maior parte do seu tempo em uma sessão de terminal conectada ao seu servidor através do…

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FreeBSD 13 — stunnel — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — stunnel — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: stunnel — Remote Code Execution Related CVEs: CVE-2011-2940 CVE-2013-1762 Upstream summary: Michal Trojnara reports: 64-bit versions of stunnel with the following conditions: * NTLM authentication enabled * CONNECT protocol negotiation […]

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How to Install Redis on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Install Redis on Oracle Linux 8

Introduction How to Install Redis on Oracle Linux 8 on Oracle Linux 8 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible […]

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FreeBSD 13 — nwclient — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — nwclient — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: nwclient — multiple vulnerabilities Related CVEs: CVE-2001-0910 CVE-2002-0113 CVE-2002-0114 Upstream summary: Insecure file permissions, network access control and DNS usage put systems that use Legato NetWorker at risk. When the […]

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How To Install Web Apps Using Cloudron on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Web Apps Using Cloudron on Ubuntu 18.04

Cloudron is a platform that streamlines the installation and management of apps, like WordPress, Rocket.Chat, Nextcloud, GitLab, OpenVPN, and more, to your server. A key benefit of using Cloudron is that it performs end-to-end deployment of apps. In this tutorial, you’ll install Cloudron on your server then deploy a WordPress site, as an example, to experience how Cloudron performs complete deployment automation.

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Debian 10 — ldb — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — ldb — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-10730 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Ubuntu 16.04 — tomcat7 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — tomcat7 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7282-1 Related CVEs: CVE-2017-12616 CVE-2017-12617 CVE-2019-0221 CVE-2020-9484 CVE-2021-25329 CVE-2016-5388 CVE-2018-1336 CVE-2015-5174  +7 more Upstream summary: It was discovered that Tomcat incorrectly handled being configured with HTTP PUTs enabled. A remote […]

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Oracle Linux 8 — olcne — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — olcne — vulnerability — patch and remediation guide (ELSA-2021-9525)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-9525 Related CVEs: CVE-2021-32781 CVE-2021-32778 CVE-2021-32777 CVE-2021-32779 CVE-2021-32780 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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