Understanding the Recent Vulnerability in CMSsite 1.0 CMSsite 1.0 recently faced a significant security threat due to a SQL injection vulnerability (CVE-2019-25674). This vulnerability allows unauthenticated attackers to manipulate database queries by injecting malicious SQL code. Such vulnerabilities can lead to unauthorized access to sensitive database information, making it crucial for system administrators and hosting […]

Understanding the eDirectory SQL Injection Vulnerability The recent discovery of multiple SQL injection vulnerabilities in eDirectory has raised significant concerns among system administrators and hosting providers. This vulnerability (CVE-2019-25675) allows attackers to bypass authentication and access sensitive files without any prerequisite credentials. What is CVE-2019-25675? This vulnerability is specifically tied to SQL injection, which is […]

Understanding the Recent Vulnerability in CMSsite 1.0 CMSsite 1.0 recently faced a significant security threat due to a SQL injection vulnerability (CVE-2019-25674). This vulnerability allows unauthenticated attackers to manipulate database queries by injecting malicious SQL code. Such vulnerabilities can lead to unauthorized access to sensitive database information, making it crucial for system administrators and hosting […]

Understanding the eDirectory SQL Injection Vulnerability The recent discovery of multiple SQL injection vulnerabilities in eDirectory has raised significant concerns among system administrators and hosting providers. This vulnerability (CVE-2019-25675) allows attackers to bypass authentication and access sensitive files without any prerequisite credentials. What is CVE-2019-25675? This vulnerability is specifically tied to SQL injection, which is […]

Start the New Year with this security quiz to test your knowledge and get a chance to receive the latest edition of ‘The Art of Server Protection’ e-book, or -- win our BitNinja Server Security for 1 month, absolutely free.  What a great way to start the New Year! Our ninjas created a short quiz […]

As we promised before, our article series inspired by V-day is continuing. Those who are provisioning servers day by day, certainly have some doubts about their process: being time-consuming, non-repeatable, hard to test or simply just something is going wrong in the existing infrastructure during the provisioning. There are opportunities to test failover or rollback processes, […]

What do you think about SPAMs? Most of us think they are useless and heavily annoying, but not for everybody. There are some geeks, who totally understand the background and find it rubbish, but sometimes they read them to “entertain themselves” and learn more about the recent patterns hacker tactics. Have you ever found a hidden […]

Bugs are always hunting us.  Recently we found some bugs during our work, but keep calm, they're not in the BitNinja agent. 😉 Let’s see what we explored: ModSecurity bug: empty comment line In our WAF2.0 (beta will come soon) we implemented ModSecurity as well as the OWASP’s core ruleset. Recently, our developers found a […]

No matter if you’re a Linux security veteran or you’re just about to get your feet wet, you’ll face the same security threats and upcoming attacks forms. Here we come with a security cheat sheet with ultimate checkpoints that no sysadmins should miss. When meeting new company, usually the very first thing I’m asked about […]

A new class of side-channel attacks have been appeared, which exploit the following CPU vulnerabilities: CVE-2017-5715 : branch target injection CVE-2017-5753 : bounds check bypass CVE-2017-5754 : rogue data cache load Meltdown and Spectre rely on them and allow the hackers to read the memory content of other programs, it means they can access the […]

What is a port? Ever since computers are able to run more programs at the same time and can connect to modern networks, ports became important. 3 things are needed for the communication between two machines: IP address of the host Port number Type of protocol (e.g. TCP, UDP) A port number is a 16-bit […]

Web applications pose a significant security risk to servers, and having a web application firewall (WAF) in place is vital to keeping your servers and your business running smoothly. The average web server faces thousands of attacks on a daily basis. There are a number of web application firewalls available to protect your server, and having […]

The number of cybersecurity breaches experienced in 2017 were really high, hackers kept themselves busy – just think about the WannaCry ransomware infecting Windows PCs. Furthermore, 2018 is almost here, and the future definitely holds many changes for you, Linux server operators, in the field of cybersecurity. As security always comes first, now it’s time […]

Understanding CVE-2019-25676 The cybersecurity landscape is constantly evolving, and recently a high-impact vulnerability has emerged concerning the Ask Expert Script 3.0.5. This vulnerability, known as CVE-2019-25676, exposes systems to significant risks from unauthenticated attackers. Understanding its implications is crucial for all system administrators and hosting providers. What is CVE-2019-25676? CVE-2019-25676 is a critical vulnerability that […]

Introduction to CVE-2019-25678 CVE-2019-25678 reveals critical SQL injection vulnerabilities in the C4G Basic Laboratory Information System (BLIS) version 3.4. This security flaw allows attackers to execute arbitrary SQL commands. Server administrators and hosting providers must understand the implications to safeguard their systems. Understanding the Threat Attackers can exploit these vulnerabilities by sending GET requests to […]

Understanding CVE-2026-5538 and Its Impact on Server Security A recently discovered vulnerability, CVE-2026-5538, has been identified in QingdaoU OnlineJudge software, affecting versions up to 1.6.1. This vulnerability allows for server-side request forgery, which can be exploited remotely. System administrators and hosting providers must be vigilant to protect their infrastructures against this type of attack. Details […]