Operations

Ubuntu 16.04 — hivex — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — hivex — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 October 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5148-2 Related CVEs: CVE-2021-3504 Upstream summary: USN-5148-1 fixed a vulnerability in hivex. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It […]

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How to Configure Software Load Balancer with SDN on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Configure Software Load Balancer with SDN on Windows Server 2016

How to Configure Windows Server 2016 Software Load Balancer Software Load Balancer (SLB) is a core component of the Software Defined Networking (SDN) stack in Windows Server 2016 Datacenter edition. It distributes network traffic across multiple virtual machines or services using the same load balancing algorithms and capabilities as hardware load balancers, but implemented entirely […]

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SLES 15 — ant — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — ant — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 23 October 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:712-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-11979 CVE-2021-42550 CVE-2021-36373 CVE-2021-36374 CVE-2013-1571 CVE-2018-10886 CVE-2020-1945 Upstream summary: As mitigation for CVE-2020-1945 Apache Ant 1.10.8 changed the permissions of temporary files it created so […]

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Oracle Linux 8 — java-11-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — java-11-openjdk — vulnerability — patch and remediation guide (ELSA-2021-1307)

🟡 Medium   ⏱ 10–30 min  Last verified: 23 October 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1307 Related CVEs: CVE-2021-2163 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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FreeBSD 13 — postgresql-contrib — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — postgresql-contrib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 October 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: postgresql-contrib — insecure temporary file creation Related CVEs: CVE-2004-0977 Upstream summary: The make_oidjoins_check script in the PostgreSQL RDBMS has insecure handling of temporary files, which could lead to an attacker […]

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FreeBSD 13 — py310-suds — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py310-suds — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 October 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-suds — vulnerable to symlink attacks Related CVEs: CVE-2013-2217 Upstream summary: SUSE reports: cache.py in Suds 0.4, when tempdir is set to None, allows local users to redirect SOAP queries […]

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FreeBSD 13 — enscript-a — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — enscript-a — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 22 October 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: enscript — arbitrary code execution vulnerability Related CVEs: CVE-2004-1184 CVE-2004-1185 CVE-2004-1186 CVE-2008-3863 CVE-2008-4306 Upstream summary: Ulf Harnhammar of Secunia Research reports: Stack-based buffer overflow in the read_special_escape function in src/psgen.c […]

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How to Configure Prometheus AlertManager on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Configure Prometheus AlertManager on FreeBSD 13

Introduction FreeBSD 13 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up configure prometheus alertmanager on freebsd 13 on FreeBSD 13 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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Oracle Linux 8 — frr — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — frr — security and stability fixes — required update (ELSA-2020-4619)

🟡 Medium   ⏱ 10–30 min  Last verified: 22 October 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4619 Related CVEs: CVE-2020-12831 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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FreeBSD 13 — sogo2-activesync — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — sogo2-activesync — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 October 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: SOGo — SAML user authentication impersonation Related CVEs: CVE-2021-33054 Upstream summary: sogo.nu reports: SOGo was not validating the signatures of any SAML assertions it received. This means any actor with […]

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