Group Policy Central writes about how to disable SMB1 using Group Policy Administrative Templates. This makes it easier for you to disable SMB1 to prevent WannaCry throughout your entire Active Directory domain(s). Here’s how…
Windows Server security: When you have just installed your new Windows Server, with or without IIS as web server, it is important to take a few extra security measurements. Securing your (web) server is important to keep hackers out and your data safe. Here are some steps you can take to secure and harden your Windows Server (IIS) web or file server.
The WannaCry/WanaCrypt0r worm exploits a vulnerability in Windows Server Message Block (SMB) version 1 (SMBv1), and it spreads like wildfire. It is urged to disable SMBv1 in your Windows variant (Windows 10, 8.1, Server 2016, 2012 R2), and here is how if you haven’t done so yet.
Microsoft Security Advisory 4021279: Microsoft is releasing this security advisory to provide information about vulnerabilities in public .NET Core and ASP.NET Core. This advisory also provides guidance on what developers can do to update their applications correctly.
Andrew Douma, a vendor-neutral consultant, writes in Penetration Testers’ Guide to Windows 10 Privacy & Security:
Check the md5 checksum of WordPress Core files against WordPress’ checksums API, using this standalone PHP file. I chose to use a standalone PHP script to check the md5sum of WordPress Core files against the API so you’re not dependent on a possibly hacked WordPress installation. This kind of guarantees the result can be trusted, as opposed to using a WordPress plugin. I think this is a better integrity check of WordPress Core files.
Found via cyber-ir.com: This paper is the best I have ever read on how to build IOC’s with Windows Event ID’s. I highly recommend you to read it, it contains very useful information and some very interesting behavioural examples of attacker activity. If you are looking to enhance your detection in your core network this is the document!
Over the course of one week I had the opportunity to audit two hacked WordPress websites. I could quickly discover two vulnerabilities: a Cross Site Scripting, or XSS, in a premium WordPress theme
Akal, and a
SQL injection Denial-of-Service in a later to be disclosed plugin. This post describes the Akal theme XSS vulnerability.
Pen Test Partners writes about IoT and security in the Samsung smart camera SNH-6410BN. They discovered eleven (11) issues, chained together to gain root access. Got r00t?
This is a very interesting read on how Dario Weißer (@haxonaut), cutz and Ruslan Habalov (@evonide) were able to find a PHP unserialize bug to exploit and gain remote code execution on Pornhub. Pornhub’s bug bounty program is at Hackerone In stead of actively attacking Pornhub, they took another road and attacked what Pornhub is built upon: PHP.
Did you know that having an SSL certificate on your website is the de-facto standard nowadays? Google ranks sites having HTTPS -or an SSL certificate- higher in their SERP. But in WordPress, what do you need to do to set up and install an SSL certificate in your WordPress website? You’ll learn the important steps to move WordPress from http to https in this post.
17 valuable WordPress snippets for a site-specific plugin and
functions.php that give you a better WordPress experience. Enhance your WordPress site with these small PHP snippets: WordPress filters, actions and functions. Quickly add or extend the functionality you need for your WordPress website! Read on…
Someone posted to notehub.org an article on how he broke into his college’s WordPress website, without having any prior knowledge of WordPress, PHP, and without any experience with hacking web servers. The attempts were spread out over a month, but effectively totaled a day maybe. The author said to have learned a lot of things while doing the research part which accounted for most of his time, though. On NoteHub, he shares some of the relevant details and how he went along doing this.
Security researcher Kacper Szurek reported a reflected XSS vulnerability in the current version of Wordfence. The CVSS scoring mechanism rates the severity of this XSS vulnerability as medium. A Wordfence update 6.1.7 is released to address the XSS vulnerability.
TL;DR: There are multiple vulnerabilities in ImageMagick, a package commonly used by web services to process images. One of the vulnerabilities can lead to remote code execution (RCE) if you process user submitted images. The exploit for this vulnerability is being used in the wild.