🟢 Low ⏱ 5–15 min Last verified: 17 September 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2023-0842 Upstream summary: xml2js version 0.4.23 allows an external attacker to edit or add new properties to an object. This is possible because the application does not properly […]
Neste tutorial, você criará solicitações GET e POST usando a Fetch API.
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read • Source: pkgsrc audit-packages entry Related CVEs: CVE-2016-6255 CVE-2016-8863 CVE-2020-13848 CVE-2021-29462 Upstream summary: pkgsrc audit-packages flagged libupnp<1.6.21 for vulnerability class 'remote-security-bypass'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6255 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]
🟢 Low ⏱ 5–15 min Last verified: 17 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2017-0357 Upstream summary: A heap-overflow flaw exists in the -tr loader of iucode-tool starting with v1.4 and before v2.1.1, potentially leading to SIGSEGV, or heap corruption. Table of […]
Learn how to use the docker exec command to access and manage your Docker containers. This guide covers common use cases, syntax, and tips.
🟠 High ⏱ 15–60 min Last verified: 17 September 2023 Affected versions: CentOS Stream 9 📖 ~4 min read • Source: AlmaLinux/RHEL advisory ALSA-2023:6595 Related CVEs: CVE-2022-27635 CVE-2022-36351 CVE-2022-38076 CVE-2022-40964 CVE-2022-46329 CVE-2023-20569 CVE-2023-20584 CVE-2023-31356 +2 more Upstream summary: The linux-firmware packages contain all of the firmware files that are required by various devices to […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 3.1.18-r0 📖 ~4 min read • Source: Alpine secdb entry — netatalk 3.1.18-r0 Related CVEs: CVE-2022-22995 CVE-2023-42464 CVE-2022-43634 CVE-2022-45188 CVE-2021-31439 CVE-2022-23121 CVE-2022-23123 CVE-2022-23122 +4 more Upstream summary: Alpine community repository for vv3.18 ships netatalk 3.1.18-r0 which […]
Caddy is a web server designed around simplicity and security that comes with a number of features that are useful for hosting websites. In this tutorial, you’ll build Caddy from source and use it to host a website secured with HTTPS.
Introduction This guide explains how to Set Up Dovecot IMAP Server on Debian 12 on Debian 12 Bookworm. Debian Bookworm uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 12 install with […]
Introduction This tutorial demonstrates how to Configure Loki for Log Aggregation on CentOS Stream 9 on CentOS Stream 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 9 system with […]
