2019 - Page 81 of 527

FreeBSD 12 — roundcube — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — roundcube — multiple vulnerabilities (16 CVEs) — patch and remediation guide

  • November 21, 2019
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 21 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Roundcube — Multiple vulnerabilities Related CVEs: CVE-2008-5619 CVE-2009-0413 CVE-2011-2937 CVE-2012-3508 CVE-2013-1904 CVE-2015-5381 CVE-2015-5383 CVE-2016-5103  +8 more Upstream summary: The Roundcube project reports: Cross-Site-Scripting vulnerability via SVG’s animate tag Information Disclosure […]

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Common Problems 113110

Windows Server 2016 — Firewall profile switches to Public and blocks domain traffic — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 21 November 2019 Affected versions: Windows Server 2016 📖 ~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 […]

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FreeBSD 12 — rubygem-doorkeeper-rails — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rubygem-doorkeeper-rails — vulnerability — patch and remediation guide

  • November 21, 2019
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 21 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rubygem-doorkeeper — token revocation vulnerability Related CVEs: CVE-2018-1000211 Upstream summary: NVD reports: Doorkeeper version 4.2.0 and later contains a Incorrect Access Control vulnerability in Token revocation API's authorized method that […]

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Gentoo Linux — app-admin/logcheck — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — app-admin/logcheck — vulnerability — patch and remediation guide

  • November 21, 2019
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202209-10 Related CVEs: CVE-2017-20148 Upstream summary: The pkg_postinst phase of the Logcheck ebuilds recursively chown the /etc/logcheck and /var/lib/logcheck directories. If the logcheck adds hardlinks to other files in these directories, the […]

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FreeBSD 12 — jabber — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — jabber — vulnerability — patch and remediation guide

  • November 21, 2019
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 21 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: fd_set — bitmap index overflow in multiple applications Related CVEs: CVE-2004-1378 Upstream summary: 3APA3A reports: If programmer fails to check socket number before using select() or fd_set macros, it's possible […]

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What is a Packet? — step-by-step DevOps tutorial on Progressive Robot

What is a Packet?

Packets are the basic units of data transmitted through a TCP/IP network. Originally conceived as a way to transmit data without a pre-established connection, packets make dynamic data transference possible. Packet data fall into two categories: control information (source and destination network…

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How to Set Up Fail2ban on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Set Up Fail2ban on FreeBSD 12

  • November 21, 2019
  • FreeBSD
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Introduction FreeBSD 12 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up set up fail2ban on freebsd 12 on FreeBSD 12 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. […]

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Ubuntu 16.04 — ibus — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — ibus — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • November 21, 2019
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 21 November 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4134-3 Related CVEs: CVE-2019-14822 https://launchpad.net/bugs/1844853 Upstream summary: USN-4134-1 fixed a vulnerability in IBus. The update caused a regression in some Qt applications and the fix was subsequently reverted in USN-4134-2. […]

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Permutations and Combinations in Python — step-by-step Python tutorial on Progressive Robot

Permutations and Combinations in Python

  • November 21, 2019
  • Python
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URL: https://www.progressiverobot.com/permutation-and-combinatios-in-python/ Permutations and Combinations of a set of elements are different arrangements of the elements of the set. Combination is a collection of the elements where the order doesn't matter Permutation is an arrangement of a set where the order does matter. Let's consider a set as : {A, B, C} The permutations of the above […]

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Ubuntu 14.04 — advancecomp — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — advancecomp — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • November 21, 2019
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 21 November 2019 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-3936-1 Related CVEs: CVE-2019-9210 CVE-2018-1056 Upstream summary: It was discovered that AdvanceCOMP incorrectly handled certain PNG files. An attacker could possibly use this issue to execute arbitrary code. Table of […]

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