PhpMyAdmin Releases Security Update 4.8.5 Patches SQL Injection and Arbitrary File Read

PhpMyAdmin security fix v4.8.5 will patch an SQL Injection and arbitrary file read vulnerability. Security is a daily ongoing endeavor and discipline in today’s online world. In a security blog post the developers of phpMyAdmin announced version 4.8.5 of its software to address a few security related issues. The security fixes involve: Arbitrary file read vulnerability (https://www.phpmyadmin.net/security/PMASA-2019-1) SQL injection in

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PhpMyAdmin MySQL Table Export SQL Format Missing

PhpMyAdmin MySQL Table Export SQL Format Not Available phpMyAdmin is a tool written in PHP intended to handle the administration of MySQL over the Web, it’s a very popular tool included with many server control panels such as Plesk and cPanel.  Recently an incident was sent my way where a large customer was advising the ability to export single MySQL

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Apache httpd No Space Left on Device AH00023

Issue Had this pop up today, been several years since the ugly Apache semaphore scenario reared its messy head. You’ll have an Apache http web service down, upon typical quick look and attempt to restart, Apache fails to kick off. No biggie, whether digging through logs, systemctl status and journalctl stuffs you’ll eventually come across something similar to: [Sun Dec

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Ubuntu 18.04 Crashing on vmWare ESXi Server and Carrots

Internal scenario recently. Some Ubuntu Server guest VMs running on top of vmWare ESXi server. Everything running fine, no issues, then the Ubuntu guest VMs will just randomly become utterly unresponsive. Nothing happening before, the only thing on the Ubuntu guest logs are just a crap ton of carrot jibberish: “^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@^@” Luckily I came across this post related to Mastodon

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SSH and FTP Slow Authentication, DBUS and Logind Restart

Fairly interesting Plesk Onyx, ProFTPD, DBUS and Logind scenario recently. Had a server sporadically terminating FTP sessions that were working fine previously. After verifying overall connectivity and firewalling were not the issue time to start diging through logs. While I could see the incomplete and terminated FTP sessions, there was nothing incredibly insightful as to why. Seeing the FTP daemon

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Stop WordPress Login Brute Force Attacks

WordPress Brute Force Attacks WordPress’ popularity not only attracts bloggers but also hackers. Hackers try to compromise WordPress installations to send spam, setup phishing exploits or launch other attacks. While there are many sophisticated attacks against WordPress, hackers often use a simple brute force password attack. In these attacks, botnets try to guess your admin password. You may think that

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Change Linux Primary IP Address Without Losing Connectivity

You need to change an IP address of an interface on a Linux server without loosing connectivity, so here’s one way: First add a secondary IP address to the interface: ip addr add 192.168.1.10/24 dev eth0 ip addr show eth0 And confirm: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP link/ether 44:38:39:00:11:aa brd ff:ff:ff:ff:ff:ff inet 192.168.1.5/24 scope global eth0 inet 192.168.1.10/24

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MySQL Buffered warning: Changed limits: max_connections: 214 (requested 800)

This is always an interesting one, comes up from time to time especially if you run a server with heavy database traffic. Possibly you’ve modified you my.cnf with various tweaked settings for ‘max_connections’ or ‘open_files_limit’ but your your ‘mysqld.log’ you start getting: [Warning] Buffered warning: Changed limits: max_open_files: 1024 (requested 5000) [Warning] Buffered warning: Changed limits: max_connections: 214 (requested 800)

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