Como Gerenciar Hashes no Redis
O Redis é um datastore ou armazenamento de dados open-source de chave-valor na memória. Um hash do Redis é um tipo de dado que representa um mapeamento entre um campo de string e um valor de string. Os hashes…
How To Back Up, Restore, and Migrate a MongoDB Database on CentOS 8
MongoDB is one of the most popular NoSQL database engines. It is famous for being scalable, powerful, reliable, and easy to use. In this article we’ll show you how to back up, restore, and migrate your MongoDB databases.
Ubuntu 22.04 LTS SSH Login Slow Due to Reverse DNS Timeouts
🟡 Medium ⏱ 5–30 min Last verified: 17 November 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 […]
How to Configure DNSSEC on RHEL 9
DNSSEC (DNS Security Extensions) adds cryptographic signatures to DNS records, protecting against cache poisoning and DNS spoofing attacks where an attacker forges DNS responses to redirect users to malicious sites. On RHEL 9, BIND9 is the standard DNS server and includes full DNSSEC support out of the box. This tutorial walks through enabling DNSSEC validation, […]
Debian 11 — ctorrent — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 17 November 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2009-1759 Upstream summary: Stack-based buffer overflow in the btFiles::BuildFromMI function (trunk/btfiles.cpp) in Enhanced CTorrent (aka dTorrent) 3.3.2 and probably earlier, and CTorrent 1.3.4, allows remote attackers to cause […]
Debian 11 — sympa — multiple vulnerabilities (15 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 17 November 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2004-1735 CVE-2005-0073 CVE-2008-1648 CVE-2008-4476 CVE-2012-2352 CVE-2015-1306 CVE-2018-1000550 CVE-2018-1000671 +7 more Upstream summary: Cross-site scripting (XSS) vulnerability in the create list option in Sympa 4.1.x and earlier allows remote […]
Debian 11 — php-horde-form — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 17 November 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2019-9858 CVE-2020-8866 Upstream summary: Remote code execution was discovered in Horde Groupware Webmail 5.2.22 and 5.2.17. Horde/Form/Type.php contains a vulnerable class that handles image upload in forms. When […]
Debian 11 — wine — multiple vulnerabilities (4 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 17 November 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2005-0787 CVE-2006-0106 CVE-2018-12932 CVE-2018-12933 Upstream summary: Wine 20050211 and earlier creates temp files with world readable permissions and predictable file names, which allows local users to obtain sensitive […]
How To Track Network Latency with SmokePing on FreeBSD 11
SmokePing is a network latency tracking tool. Tracking your server’s network latency can give you a useful picture of the overall health and availability of your server. This tutorial will show you how to install and configure SmokePing with Apache on FreeBSD.
Debian 11 — gnupg1 — multiple vulnerabilities (5 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 17 November 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2016-6313 CVE-2017-7526 CVE-2018-12020 CVE-2018-6829 CVE-2019-14855 Upstream summary: The mixing functions in the random number generator in Libgcrypt before 1.5.6, 1.6.x before 1.6.6, and 1.7.x before 1.7.3 and GnuPG […]