Blog

Cybersecurity Insights-8

December 11, 2019 | Mina Hao

5.2 Web Attacks 5.2.1 Trend of Web Attacks Of all attacks targeting web servers in 2018, 89% of them still employed common methods such as server information disclosure, resource leech, SQL injection, and cross-site scripting. Hackers are using an increasing number of web server or plug-in vulnerabilities. In 2018, vulnerability based web attacks accounted for […]

Apache Flink Arbitrary Jar Package Upload Threat Alert

December 10, 2019 | Mina Hao

Overview Recently, researchers have discovered the Apache Flink Jar package to upload the attack data. Attackers can exploit this vulnerability to upload a Jar package containing malicious code without authorization, thereby taking control of the target server.

Tracking and Analysis of the LoJack/CompuTrace Incident

December 9, 2019 | Mina Hao

1. Introduction to LoJack With a history of 20 years, Absolute Software has been a leading provider for device security, management, and tracking. Its products have set an industry standard for persistent endpoint security and data risk management for computers, laptops, tablets, and smartphones. In 2005, Absolute Software released LoJack for Loaptops, also known as […]

NSFOCUS Assures Security for Commercial 5G Services

December 6, 2019 | Mina Hao

NSFOCUS was invited to attend the China Information and Communication Industry Development Summit 2019 held in Beijing on October 30, 2019 and was awarded the “5G Innovation Enterprise” in this summit.   NSFOCUS assures security for commercial 5G services  

IP Reputation Report-12012019

December 5, 2019 | Mina Hao

Top 10 countries in attack counts: The above diagram shows the top 10 regions with the most malicious IP addresses from the NSFOCUS IP Reputation databases at December 01, 2019.

Cybersecurity Insights-7

December 4, 2019 | Mina Hao

Insights into Malicious Traffic 5.1 Vulnerability Exploitation Here we classify vulnerabilities into server vulnerabilities desktop application vulnerabilities device vulnerabilities

Apache Solr Remote Code Execution Vulnerability (CVE-2019-12409) Threat Alert

December 3, 2019 | Mina Hao

Vulnerability Description On November 18, local time, Apache Software Foundation (ASF) released an official security bulletin to reveal a remote code execution vulnerability (CVE-2019-12409) in Apache Solr. This vulnerability exists and can bring security risks because the configuration item ENABLE_REMOTE_JMX_OPTS in the configuration file solr.in.sh is enabled by default. If you use the default configuration […]

Advisory: Apache Flink Remote Code Execution Vulnerability

December 2, 2019 | Mina Hao

Overview Recently, a security researcher announced a remote code execution vulnerability in Apache Flink Dashboard. The vulnerability does not require an attacker to authenticate, and a malicious Jar package can be uploaded via the dashboard to execute the code remotely. NSFOCUS researchers also made a successful re-enactment through research, confirming that they can attack the […]

Advisory: Apache Shiro RememberMe Padding Oracle Vulnerability

November 30, 2019 | Mina Hao

Vulnerability Description In September 2019, Apache officially released a vulnerability topic “RememberMe Padding Oracle Vulnerability” numbered SHIRO-721. The issue pointed out that because the RememberMe field of the Apache Shiro cookie is encrypted by the AES-128-CBC mode, Shiro is vulnerable to Padding Oracle attacks. An attacker can use the Legal RememberMe cookie as the Padding […]

Microsoft Released November 2019 Security Patches to Fix 13 Critical Vulnerabilities

November 29, 2019 | Mina Hao

Overview Among the vulnerabilities that Microsoft has updated in this month, there are 13 critical ones which exist in products like Hyper-V, VBScript, Exchange, and Scripting Engine.