Password Attacks 101

According to the 2020 Data Breaches report by Verizon, 25% of all breaches involved the use of stolen credentials. And for small businesses, that number hit 30%. Brute force attacks have a similar share, accounting for 18% of all breaches, and 34% of those for small businesses.

Why are password attacks like brute forcing so effective? And how exactly do they work?

Let’s take a look at three kinds of password attacks that present a real threat to sites and businesses of all sizes.

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WordPress Redirect Hack via

Malicious redirect is a type of hack where website visitors are automatically redirected to some third-party website: usually it’s some malicious resource, scam site or a commercial site that buys traffic from cyber criminals (e.g. counterfeit drugs or replica merchandise).

Types of Malicious Redirects

There are two major types of malicious redirects: server-side redirects and client-side redirects.

Server-side redirects take place before a visitor even loads a page. The most common techniques used by server-side redirect hacks are “rewrite” rules in Apache .htaccess files or PHP code injected into legitimate files.

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WooCommerce Credit Card Skimmer Hides in Plain Sight

Recently, a client’s customers were receiving a warning from their anti-virus software when they navigated to the checkout page of the client’s ecommerce website. Antivirus software such as Kaspersky and ESET would issue a warning but only once a product had been added to the cart and a customer was about to enter their payment information. This is, of course, a tell-tale sign that there is something seriously wrong with the website and likely a case of credit card exfiltration.

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Object Injection Vulnerability Affects WordPress Versions 3.7 to 5.7.1

If you haven’t updated your WordPress website since October 2013, this wouldn’t affect you, but we strongly hope that is not the case! There’s a new object injection vulnerability which affects WordPress versions 3.7 to 5.7.1. Be sure to get updated to 5.7.2 as soon as possible!

According to WPScan, the new object injection vulnerability is due to versions of PHPMailer library between 6.1.8 and 6.4.0. The original CVE can be found here.

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Server Side Scans and File Integrity Monitoring

When it comes to the ABCs of website security server side scans and file integrity monitoring are the “A” and “B”. In fact, our server side scanner is one of the most crucial tools in Sucuri’s arsenal. It’s paramount in maintaining an effective security product for our customers and analysts alike.

This crucial tool handles tasks like issuing security warnings and alerts to our clients, notifying them that they have been compromised, and assisting our analysts in detecting new and emerging variants of malware.

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WPScan Intro: How to Scan for WordPress Vulnerabilities

In this post, we look at how to use WPScan. The tool provides you a better understanding of your WordPress website and its vulnerabilities. Be sure to check out our post on installing WPScan to get started with the software.

Big Threats Come from Unexpected Places

Imagine for a second that you’re a survivor in a zombie apocalypse.

You’ve holed up in a grocery store, barricading windows and checking door locks.

Continue reading WPScan Intro: How to Scan for WordPress Vulnerabilities at Sucuri Blog.

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