F-Secure Internet Gatekeeper Denial of Service Vulnerability

F-Secure Internet Gatekeeper is a gateway product that acts as a virus scanning agent for HTTP, SMTP, POP, and FTP protocols. a denial of service vulnerability exists in the web user interface of F-Secure Internet Gatekeeper version 5 Series. An attacker could exploit the vulnerability by sending...

CVE-2021-33600

A denial-of-service DoS vulnerability was discovered in the web user interface of F-Secure Internet Gatekeeper. The vulnerability occurs because of an attacker can trigger assertion via malformed HTTP packet to web interface. An unauthenticated attacker could exploit this vulnerability by sending...

Design/Logic Flaw

A denial-of-service DoS vulnerability was discovered in the web user interface of F-Secure Internet Gatekeeper. The vulnerability occurs because of an attacker can trigger assertion via malformed HTTP packet to web interface. An unauthenticated attacker could exploit this vulnerability by sending...

CVE-2021-33601 Arbitrary Code Execution in Web Interface of F-Secure Internet Gatekeeper

A vulnerability was discovered in the web user interface of F-Secure Internet Gatekeeper. An authenticated user can modify settings through the web user interface in a way that could lead to an arbitrary code execution on the F-Secure Internet Gatekeeper server...

CVE-2021-33601

Summary: CVE-2021-33601 affects the web user interface of F-Secure Internet Gatekeeper. An authenticated user can modify settings via the Web UI, leading to arbitrary code execution on the F-Secure Internet Gatekeeper server. The connected Red Hat, CNVD, NVD, and other records corroborate this as...

CVE-2021-33600

The CVE-2021-33600 entry describes a DoS in the web UI of F-Secure Internet Gatekeeper. An unauthenticated, remote attacker can trigger an assertion by sending a malformed HTTP request with a very large username parameter, potentially taking the product offline. Several connected sources (e.g., R...

F-Secure Internet Gatekeeper代码注入漏洞

F-Secure Internet Gatekeeper is a gateway product that acts as a virus scanning agent for HTTP, SMTP, POP, and FTP protocols.An arbitrary code execution vulnerability exists in the Web user interface of F-Secure Internet Gatekeeper version 5 Series. The vulnerability can be exploited by an attack...

Command Execution Vulnerability in PatrolFlow Multiservice Security Gateway Intelligent Management Platform of Byzoro Networks (CNVD-2021-51332)

Beijing Byzoro Network Technology Co., Ltd. is a high-tech enterprise dedicated to building the next-generation secure Internet. A command execution vulnerability exists in the PatrolFlow multi-service security gateway intelligent management platform of Byzoro Networks, which can be exploited by...

Logic Flaw Vulnerability in Byzoro Networks Smart Multi-service Security Gateway Intelligent Management Platform

Beijing Byzoro Networks Technology Co., Ltd hereinafter referred to as Byzoro Networks is a high-tech enterprise dedicated to building the next-generation secure Internet. A logic flaw vulnerability exists in Byzoro's Smart Multi-service Security Gateway Intelligent Management Platform. Attackers...

Upcoming Speaking Engagements

This is a current list of where and when I am scheduled to speak: Ill be part of a European Internet Forum virtual debate on June 17, 2021. The topic is "Decrypting the encryption debate: How to ensure public safety with a privacy-preserving and secure Internet?" I’m speaking at the all-online...

Why Data Privacy Day matters

Our Lock and Code special episode on Data Privacy Day, featuring guests from Mozilla, DuckDuckGo, and Electronic Frontier Foundation can be listened to here. Today, January 28, is Data Privacy Day, the annual, multinational event in which governments, companies, and schools can inform the public...

Umbrella_android - Digital And Physical Security Advice App

Umbrella is an Android mobile app developed by Security First that provides human rights defenders with the information on what to do in any given security situation and the tools to do it. It allows the user to choose what they want to do, such as: protect data; securely make a call/email;...

Command Execution Vulnerability in the Enable WF-1 Router

The Anlianbao WT-1 is a 4G router that combines multiple functions of wired and wireless router access and secure Internet access. A command execution vulnerability exists in the Anlianbao WF-1 router, which can be exploited by an attacker to gain server administration rights...

F-Secure Internet Gatekeeper 5.40 - Heap Overflow (PoC)

F-Secure Internet Gatekeeper 5.40 - Heap Overflow PoC Title: F-Secure Internet Gatekeeper 5.40 - Heap Overflow PoC Date: 2020-01-30 Author: Kevin Joensen Vendor: F-Secure Software: https://www.f-secure.com/en/business/downloads/internet-gatekeeper CVE: N/A Reference:...

F-Secure Internet Gatekeeper 5.40 Heap Overflow

Title: F-Secure Internet Gatekeeper 5.40 - Heap Overflow PoC Date: 2020-01-30 Author: Kevin Joensen Vendor: F-Secure Software: https://www.f-secure.com/en/business/downloads/internet-gatekeeper CVE: N/A Reference: https://blog.doyensec.com/2020/02/03/heap-exploit.html from pwn import import time...

F-Secure Internet Gatekeeper 5.40 - Heap Overflow (PoC)

Title: F-Secure Internet Gatekeeper 5.40 - Heap Overflow PoC Date: 2020-01-30 Author: Kevin Joensen Vendor: F-Secure Software: https://www.f-secure.com/en/business/downloads/internet-gatekeeper CVE: N/A Reference: https://blog.doyensec.com/2020/02/03/heap-exploit.html from pwn import import time...

F-Secure Internet Gatekeeper 5.40 - Heap Overflow Exploit

Exploit for linux platform in category web applications Title: F-Secure Internet Gatekeeper 5.40 - Heap Overflow PoC Author: Kevin Joensen Vendor: F-Secure Software: https://www.f-secure.com/en/business/downloads/internet-gatekeeper CVE: N/A Reference:...

Inspecting TLS Web Traffic - Part 1

In this series of blogs I'm going to talk about how the continued move towards all web traffic being encrypted has impacted enterprise security. In this blog I'm going to focus on the basics - what is encrypted web traffic and how can you proactively control this. TLS encryption is the de-facto...

Zero Trust Security Protects Businesses while Enabling Growth

Many companies have their own applications, internal domains, and local area network LAN. But when it comes to business applications, organizations are increasingly dependent on cloud-based resources. These may include email servers, customer relationship management CRM software, or other...

What's New In Security

It's that time of year again. Here at our global headquarters in Cambridge, Massachusetts, the days are getting shorter at least in terms of sunrise and sunset. Gone are the 90 degree days of summer; 60 is the new normal. And as we are now in the midst of the final months of the year, Starbucks i...