Overview NSFOCUS CERT recently detected that a backdoor vulnerability in XZ Utils (CVE-2024-3094) was disclosed from the security community, with a CVSS score of 10. Because the SSH underlying layer relies on liblzma, an attacker could exploit this vulnerability to bypass SSH authentication and gain unauthorized access to affected systems, allowing arbitrary code execution. After […]

NSFOCUS CERT has detected that details and a proof-of-concept (PoC) tool for a Linux kernel privilege escalation vulnerability CVE-2024-1086, have been publicly disclosed recently. Due to a use-after-free vulnerability in the netfilter: nf_tables component of the Linux kernel, the nft_verdict_init() function allows the use of positive values as a drop error in the hook verdict. […]

On February 1, 2024, the APT Group BITTER launched a spear-phishing attack on a Chinese government agency. BITTER, also known as APT-C-08 or T-APT-17, has been actively targeting countries such as China and Pakistan, focusing on industries like government, power, and military to steal sensitive information, driven by strong political motives. In this incident, the […]

On March 15th, the Cybersecurity Solutions Day event, organized by the Hong Kong Institute of Bankers (HKIB), officially commenced. The event focused on addressing the increasingly complex cybersecurity environment influenced by AI technologies, gathering globally renowned information security vendors and experts to discuss new trends and models driven by AI in cybersecurity. NSFOCUS, as a […]

Overview Recently, NSFOCUS CERT detected that Atlassian issued a security announcement and fixed the directory traversal vulnerability in Confluence Data Center and Server (CVE-2024-21677), with a CVSS score of 8.3. Unauthenticated attackers need to interact with users, and exploiting this vulnerability can have a great impact on the confidentiality, integrity, and availability of the target […]

Here’s your essential FAQ guide for RSA Conference 2024! Whether you’re a first-timer or a seasoned attendee, this guide aims to help you navigate the conference with ease and make the most of your experience. Welcome to stop by our booth #3301 at the South Expo of Moscone Center! Q1: What is the RSA Conference […]

As the digital transformation is deepening, the banking industry is making efforts to build digital banks, open banks, and scenario-based financial business models. On one hand, banks are pushed to pay more attention to online operations and to enhance their openness. On the other hand, this raises higher standards for their security risk control. As […]

The year 2023 witnessed a dynamic and complex cybersecurity landscape, with various security incidents, vulnerabilities, and trends emerging and evolving. Today, we released the 2023 Annual Security Incident Observation Report, based on our security incident data recorded in 2023. This report provides a summary of the security incidents, the security vulnerability information, and the cybersecurity […]

Introduction to Hugging Face Malicious ML Models Background A recent report by JFrog researchers found that some machine learning models on Hugging Face may be used to attack the user environment. These malicious models will lead to code execution when loaded, providing the attacker with the ability to gain full control of the infected machine […]

Overview NSFOCUS received acknowledgments from the Microsoft Security Response Center (MSRC) for reporting Azure Database Service RCE Vulnerability. Azure Database for PostgreSQL – Flexible Server is a relational database service based on the open-source PostgreSQL database engine. It is a fully managed database-as-a-service that can handle mission-critical workloads, offering predictable performance, security, high availability, and dynamic […]