Rule Update
21-019 (April 20, 2021)
Publish date: April 20, 2021
DESCRIPTION
* indicates a new version of an existing rule
Deep Packet Inspection Rules:
Asterisk Manager Interface (AMI) HTTP
1009148 - Asterisk HTTP Server Denial Of Service Vulnerability (CVE-2018-7287)
HP Intelligent Management Center (IMC)
1010889* - Apache OFBiz Unsafe Deserialization Vulnerability (CVE-2021-26295)
Mail Server Common
1010001* - Dovecot And Pigeonhole Remote Code Execution Vulnerability (CVE-2019-11500)
Microsoft Office
1010909 - Microsoft Excel Remote Code Execution Vulnerability (CVE-2021-28454)
1010914 - Microsoft Word Remote Code Execution Vulnerability (CVE-2021-28453)
Web Application Common
1010899 - LightCMS Stored Cross-Site Scripting Vulnerability (CVE-2021-3355)
Web Client Common
1010904 - Google Chrome Insufficient Data Validation Vulnerability (CVE-2020-16040)
Web Client Internet Explorer/Edge
1010857* - Microsoft Internet Explorer Memory Corruption Vulnerability (CVE-2021-26411)
1010912 - Microsoft Internet Explorer Memory Corruption Vulnerability (CVE-2021-26411) -1
Web Server Common
1010902 - Apache Druid Remote Code Execution Vulnerability (CVE-2021-26919)
1010905 - B2evolution CMS Open Redirect Vulnerability (CVE-2020-22840)
1010892* - B2evolution CMS Reflected Cross Site Scripting Vulnerability (CVE-2020-22839)
1010885* - CMS Made Simple Smarty Server-side Template Injection Vulnerability (CVE-2021-26120)
Web Server HTTPS
1010913 - Microsoft Exchange Server Remote Code Execution Vulnerability (CVE-2021-26858)
Integrity Monitoring Rules:
1006683* - TMTR-0016: Suspicious Running Processes Detected
Log Inspection Rules:
There are no new or updated Log Inspection Rules in this Security Update.
Deep Packet Inspection Rules:
Asterisk Manager Interface (AMI) HTTP
1009148 - Asterisk HTTP Server Denial Of Service Vulnerability (CVE-2018-7287)
HP Intelligent Management Center (IMC)
1010889* - Apache OFBiz Unsafe Deserialization Vulnerability (CVE-2021-26295)
Mail Server Common
1010001* - Dovecot And Pigeonhole Remote Code Execution Vulnerability (CVE-2019-11500)
Microsoft Office
1010909 - Microsoft Excel Remote Code Execution Vulnerability (CVE-2021-28454)
1010914 - Microsoft Word Remote Code Execution Vulnerability (CVE-2021-28453)
Web Application Common
1010899 - LightCMS Stored Cross-Site Scripting Vulnerability (CVE-2021-3355)
Web Client Common
1010904 - Google Chrome Insufficient Data Validation Vulnerability (CVE-2020-16040)
Web Client Internet Explorer/Edge
1010857* - Microsoft Internet Explorer Memory Corruption Vulnerability (CVE-2021-26411)
1010912 - Microsoft Internet Explorer Memory Corruption Vulnerability (CVE-2021-26411) -1
Web Server Common
1010902 - Apache Druid Remote Code Execution Vulnerability (CVE-2021-26919)
1010905 - B2evolution CMS Open Redirect Vulnerability (CVE-2020-22840)
1010892* - B2evolution CMS Reflected Cross Site Scripting Vulnerability (CVE-2020-22839)
1010885* - CMS Made Simple Smarty Server-side Template Injection Vulnerability (CVE-2021-26120)
Web Server HTTPS
1010913 - Microsoft Exchange Server Remote Code Execution Vulnerability (CVE-2021-26858)
Integrity Monitoring Rules:
1006683* - TMTR-0016: Suspicious Running Processes Detected
Log Inspection Rules:
There are no new or updated Log Inspection Rules in this Security Update.
Featured Stories
When AI Becomes a Zero-Day Machine: What Public Sector Organizations Need to KnowClaude Mythos Preview shows how AI can rapidly discover and weaponize zero-day vulnerabilities—transforming once human-scale threats into machine-speed attacks. As these capabilities spread, public sector organizations must rely on trusted, proactive defenders like TrendAI™ ZDI to stay ahead of an AI-driven threat landscape.Read more
Hunt Them All: An AI-Powered Vulnerability Sweep of 19,000 MCP ServersIn this research, we analyzed over 19,000 open-source MCP server repositories to uncover how much AI-generated code they contain and how many harbor exploitable vulnerabilities.Read more
Update on Exposed MCP Servers: The Threat Widens to the CloudExposed Model Context Protocol (MCP) servers have become powerful vectors for cloud attacks, enabling threat actors to not only access sensitive data but also take control of the cloud services themselves.Read more
Old Vulnerabilities, New AI Era, Amplified Risk: How Outdated Flaws Continue to Fuel the N-Day Exploit MarketEven as AI adoption accelerates, old exploits remain overlooked weaknesses. Underground trends show a renewed demand for exploits, with cybercriminals relying on aging but still effective vulnerabilities. We examine this blind spot and why long-standing issues need to be addressed.Read more