Debian 11

How to Configure OpenVPN Server on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure OpenVPN Server on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up configure openvpn server on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each step carefully and the […]

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Debian 11 — pcs — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — pcs — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 23 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-0720 CVE-2016-0721 CVE-2017-2661 CVE-2018-1079 CVE-2018-1086 CVE-2022-1049 CVE-2022-2735 Upstream summary: Cross-site request forgery (CSRF) vulnerability in pcsd web UI in pcs before 0.9.149. Table of contents Symptom & Impact […]

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Debian 11 — unicon — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — unicon — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-2835 Upstream summary: Multiple stack-based buffer overflows in (1) CCE_pinyin.c and (2) xl_pinyin.c in ImmModules/cce/ in unicon-imc2 3.0.4, as used by zhcon and other applications, allow local users […]

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Debian 11 — apachetop — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — apachetop — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-2660 Upstream summary: apachetop 0.12.5 and earlier, when running in debug mode, allows local users to create or append to arbitrary files via a symlink attack on atop.debug. […]

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Debian 11 — shiro — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — shiro — multiple vulnerabilities (17 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 23 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-0074 CVE-2016-4437 CVE-2016-6802 CVE-2019-12422 CVE-2020-11989 CVE-2020-13933 CVE-2020-17510 CVE-2020-1957  +9 more Upstream summary: Apache Shiro 1.x before 1.2.3, when using an LDAP server with unauthenticated bind enabled, allows remote […]

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How to Set Up Nexus Repository Manager on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up Nexus Repository Manager on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up set up nexus repository manager on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each step carefully […]

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Debian 11 — sogo — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — sogo — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 23 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-9905 CVE-2015-5395 CVE-2016-6188 CVE-2016-6189 CVE-2016-6190 CVE-2016-6191 CVE-2020-22402 CVE-2021-33054  +12 more Upstream summary: Multiple cross-site scripting (XSS) vulnerabilities in the Web Calendar in SOGo before 2.2.0 allow remote attackers […]

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Debian 11 — gparted — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — gparted — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-7208 Upstream summary: GParted before 0.15.0 allows local users to execute arbitrary commands with root privileges via shell metacharacters in a crafted filesystem label. Table of contents Symptom […]

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Debian 11 — libpam-mount — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libpam-mount — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-3970 CVE-2008-5138 Upstream summary: pam_mount 0.10 through 0.45, when luserconf is enabled, does not verify mountpoint and source ownership before mounting a user-defined volume, which allows local users […]

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How to Set Up Unbound DNS Resolver on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up Unbound DNS Resolver on Debian 11

Introduction This guide explains how to Set Up Unbound DNS Resolver on Debian 11 on Debian 11 Bullseye. Debian Bullseye 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 11 install with […]

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