Overview Recently, NSFOCUS CERT detected a sensitive information disclosure vulnerability in Citrix NetScaler ADC and Gateway (CVE-2023-4966). When the device is configured as a gateway (VPN virtual server, ICA proxy, CVPN, RDP proxy) or AAA virtual server, unauthorized remote attackers can exploit this vulnerability to access sensitive information and cause...
Category: Blog
NSFOCUS Achieves Three Certifications, Paving the Path to Sustainable and Environmentally Responsible Development
SANTA CLARA, Calif., Oct 26, 2023 – NSFOCUS, a global leader in intelligent hybrid security solutions, proudly announces its recent acquisition of three significant certifications: the "Verification Statement of Greenhouse Gas Emissions," the "Energy Management System Certificate," and the "Certificate of Product Carbon Footprint." Verification Statement of Greenhouse Gas Emissions...
Apache ActiveMQ Remote Code Execution Vulnerability Notification
Overview Recently, NSFOCUS CERT found that the open source message middleware ActiveMQ developed by the Apache Software Foundation had an XML external entity injection vulnerability. Since the port 61616 was opened by default after the installation of ActiveMQ was started, and the TcpTransport function did not perform necessary checks on...
Israeli-Palestinian Conflict: Multifaceted Alliances and Fierce Cyberspace Battle
Background On October 7th, accompanied by the launch of thousands of rockets, the Palestinian Islamic Resistance Movement (Hamas) declared a military operation against Israel. As real-world conflict escalated, hacktivist organizations from various countries, including Russia, India, Indonesia, and Iraq, began engaging in continuous cyber warfare within the cyberspace domains of...
NSFOCUS AISecOps: Elevating Your Security Operations Efficacy and Mitigating Alert Fatigue
In the realm of security operations, enterprises often face challenges such as a high volume of alerts, an inability to pinpoint real threats, insufficient security knowledge, and a lack of operational staff. While the operational platforms of major security firms exhibit similarities in functionality, some companies diligently analyze customer pain...
Six Algorithms for Defending Against the Novel “HTTP/2 Rapid Reset” DDoS Attack
A recently discovered HTTP/2 protocol-based Distributed-Denial-of-Service (DDoS) vulnerability has been identified by multiple cloud service providers. This vulnerability enables attackers to achieve an unprecedented record of 398 million requests per second. This vulnerability has been identified as CVE-2023-44487, potentially making it one of the largest layer 7 DDoS attacks ever...
