We recently noticed an interesting example of network infrastructure resources being used over a period of time by more than one large scale malware campaign (e.g redirected traffic, cryptomining). This was discovered when reviewing sources of the various malicious domains used in a recent WordPress plugin exploit wave. Mass Infection of WordPress Websites The latest Easy […]
Tag Archives: Wordpress plugins
0day Vulnerability in Easy WP SMTP Affects Thousands of Sites
The Easy WP SMTP plugin authors have released a new update, fixing a very critical 0day vulnerability. When leveraged, this vulnerability gives unauthenticated attackers the power to modify any options of an affected site — ultimately leading to a complete site compromise. The vulnerability, found only in version 1.3.9, has been seen exploited in the […]
Arbitrary Directory Deletion in WP-Fastest-Cache
The WP-Fastest-Cache plugin authors released a new update, version 0.8.9.1, fixing a vulnerability (CVE-2019-6726) present during its install alongside the WP-PostRatings plugin. According to seclists.org: “A successful attack allows an unauthenticated attacker to specify a path to a directory from which files and directories will be deleted recursively. The vulnerable code path extracts the path […]
Insufficient Privilege Validation in SiteGround Optimizer & Caldera Forms Pro
While investigating the SiteGround Optimizer and Caldera Forms Pro plugins we have discovered a critical privilege escalation vulnerability. It was not being abused externally and impacts over 500,000 sites. It’s urgency is defined by the associated DREAD score that looks at damage, reproducibility, exploitability, affected users, and discoverability. A key contributor to the criticality of […]
The Importance of Website Logs
As a security company, we deal with a lot of compromised websites. Unfortunately, in most cases, we have limited access to customer logs, which is one of the reasons why we don’t offer forensic analysis. Sucuri offers website monitoring, protection, and clean up, but sometimes we go that extra mile and investigate how websites become […]
The Importance of Website Logs
As a security company, we deal with a lot of compromised websites. Unfortunately, in most cases, we have limited access to customer logs, which is one of the reasons why we don’t offer forensic analysis. Sucuri offers website monitoring, protection, and clean up, but sometimes we go that extra mile and investigate how websites become […]
Using Innocent Roles to Hide Admin Users
All across the internet, we find guides and tutorials on how to keep your WordPress site secure. Most of them approach the concept of user roles, but not many actually approach the capabilities of those roles. The way the capabilities are handled on WordPress makes it quite easy to change what each role is allowed […]
Hackers Change WordPress Siteurl to Pastebin
Last Friday, we reported on a hack that used a vulnerability in the popular WP GDPR Compliance plugin to change WordPress siteurl settings to erealitatea[.]net. At that time it was not clear who was behind the massive attack, since the erealitatea[.]net domain didn’t work and the infection simply broke the compromised sites. Our SiteCheck scanner […]
Erealitatea[.]net Hack Corrupts Websites with WP GDPR Compliance Plugin Vulnerability
We have noticed a growing number of WordPress-based sites that have had their URL settings changed to hxxp://erealitatea[.]net. Further investigations show that the issue is related to a security vulnerability in the WP GDPR Compliance plugin for WordPress (with 100,000+ active installations). The new General Data Protection Regulation (GDPR) laws in the EU have made […]
New WordPress Security Email Course
Recent statistics show that over 32% of website administrators across the web use WordPress. Unfortunately, the CMSs popularity comes at a price — attackers often seek out vulnerabilities to exploit and target unhardened WordPress sites. If a site is compromised, it often becomes the host of malicious malware or spam campaigns, harming your website’s reputation […]
