The following sections analyze threats from the port mapping service based on UPnP port mapping tables collected from network-wide devices. Overview In the 2018 Annual IoT Security Report , we focused our attention on four types of malicious port mappings that had the most distinctive characteristics and the most extensive...
Year: 2021
Apache Flink Directory Traversal Vulnerability (CVE-2020-17518/17519) Threat Alert
Overview Recently, Apache Flink announced two directory traversal vulnerabilities, CVE-2020-17518 and CVE-2020-17519. Currently, Apache Flink has released a new version to fix the preceding vulnerability. Affected users are advised to upgrade as soon as possible. (more…)
SolarWinds Supply Chain Attack Threat Alert
Overview On December 14, 2020, Beijing time, FireEye posted a blog on a SolarWinds supply chain attack. The blog shows that SolarWinds software was trojanized by attackers around March 2020 and suffered a severe supply chain attack. Currently, SolarWinds has released relevant updates. Users are advised to install the updates...
Unauthorized Access of FireEye Red Team Tools Protection Solution
Overview On December 8, 2020, FireEye, a cybersecurity company, posted a blog stating that its internal network was attacked by a sophisticated organization and that FireEye Red Team tools were stolen. According to FireEye, the stolen Red Team tools were mainly used to provide its customers with basic penetration testing...
Annual IoT Security Report 2019-15
In the 2018 Annual IoT Security Report, we analyzed threats against UPnP and you can refer to the report for basics of UPnP. In this report, we updated UPnP-related data and added new findings. Viewpoint 6: Approximately 2.28 million IoT devices around the world had the UPnP/SSDP service (port 1900)...
Microsoft Exchange Remote Code Execution Vulnerability (CVE-2020-17144) Threat Alert
Overview Microsoft disclosed a remote code execution vulnerability (CVE-2020-17144) Microsoft Exchange Server 2010 in its latest December security updates, rating the vulnerability as Important. The vulnerability exists because the program improperly verifies cmdlet parameters. An authenticated attacker could exploit this vulnerability to cause remote code execution. This vulnerability is similar...
