Windows Domain Machines Local Privilege Escalation Attack Threat Alert

Overview A security researcher from Shenanigans Labs disclosed a method of attacking the Active Directory by abusing resource-based constrained delegation. This would impose a serious threat to domain environments as an attacker could make a common domain user access services on local computers as a domain administrator, thus escalating local...

Chrome and Windows 7 32-Bit Vulnerabilities Threat Alert

Overview On March 7 (local time), Google released a security advisory to announce the existence of a Microsoft Windows vulnerability. According to Google, this local privilege escalation vulnerability could be exploited together with the vulnerability (CVE-2019-5786) in Google Chrome announced last week, to take control of the machine of the...

Resource-based Constrained Delegation Allows Obtaining of System Privileges of Any Domain Hosts Threat Alert

1 Vulnerability Overview Recently, the NSFOCUS M01N team released the Analysis of Privilege Escalation Attacks by Exploiting Resource-based Constrained Delegation, in which they describe the principle of attacks launched by exploiting the resource-based constrained delegation, so as to escalate privileges of domain hosts. For details, click the following link: (mais…)

Chrome PDF File Parsing 0-Day Vulnerability Threat Alert

1 Vulnerability Overview On February 28, 2019, a security vendor outside of China spotted a 0-day vulnerability in Google's Chrome browser, which could lead to information disclosure upon a user's opening of a malicious PDF file using Chrome. Up to now, a number of malicious samples have been found to...

Gafgy Botnet – Practitioner of the BaaS Mode

Overview In an era of everything being connected, with the increase of IoT devices exposed on the Internet and vulnerabilities detected in them, more and more malware focuses on the inexhaustible zombie repository. Therefore, IoT platform-based malware families have undergone an exponential growth. The year 2018 alone saw 21 new...