April 2020 - Page 19 of 62

openSUSE Tumbleweed — lftp — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — lftp — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2019:1059-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-10916 Upstream summary: It has been discovered that lftp up to and including version 4.8.3 does not properly sanitize remote file names, leading to a […]

Read more
How To Optimize Apache Web Server Performance — step-by-step Linux tutorial on Progressive Robot

How To Optimize Apache Web Server Performance

Apache is an amazingly powerful and capable web server. In order to make initial setup as easy as possible, it comes with numerous modules pre-installed. This makes it a great choice for new projects when you need to quickly be productive, but as your site grows you may start to bump into performance problems. This tutorial will cover a few things you should do to optimize performance if you’re running Apache with your Django app.

Read more
Oracle Linux 8 — python-lxml — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python-lxml — vulnerability — patch and remediation guide (ELSA-2021-1898)

🟡 Medium   ⏱ 10–30 min  Last verified: 22 April 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1898 Related CVEs: CVE-2020-27783 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
Android External Storage - Read, Write, Save File — step-by-step DevOps tutorial on Progressive Robot

Android External Storage – Read, Write, Save File

Android external storage can be used to write and save data, read configuration files etc. This article is continuation of the [Android Internal Storage](/community/tutorials/android-internal-storage-example-tutorial) tutorial in the series of tutorials on structured data storage in android. Android External Storage External storage such as SD card can also store application data, there's no security enforced upon […]

Read more
Common Problems 113600

Windows Server 2012 R2 — RID master pool exhaustion approaching: new objects refused soon — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 21 April 2020 Affected versions: Windows Server 2012 R2 📖 ~2 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 […]

Read more
FreeBSD 12 — openfire — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — openfire — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Openfire administration console authentication bypass Related CVEs: CVE-2008-1728 CVE-2008-6508 CVE-2008-6509 CVE-2008-6510 CVE-2008-6511 CVE-2009-0496 CVE-2009-0497 CVE-2009-1595  +2 more Upstream summary: [email protected] reports: Openfire's administrative console, a web-based application, was found to […]

Read more
FreeBSD 12 — ssh2-nox — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ssh2-nox — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: SSH.COM SFTP server — format string vulnerability Related CVEs: CVE-2006-0705 Upstream summary: SSH Communications Security Corp reports a format string vulnerability in their SFTP server. This vulnerability could cause a […]

Read more
How to Set Up NFS on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Set Up NFS on SLES 12

Introduction This tutorial covers How to Set Up NFS on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Step 1 — Install NFS Server zypper install -y nfs-kernel-server Step 2 […]

Read more
CHAT