Authorization Bypass

Django is vulnerable to authorization bypass. The vulnerability exists due to the insecure regex used for the match path names, allowing an attacker to bypass the upstream access control based on URL paths through the match function in resolvers.py...

DNS Amplification Attacks Explained

Meaning of DNS Amplification Attacks A Domain Name System DNS enhancement assault is one out of various circulated refusal of administration DDoS assaults. Very much like different assaults of this nature, the objective of aggressors is to keep clients from utilizing a specific organization,...

Updated libupnp packages fix a security vulnerability

The Portable SDK for UPnP Devices is an SDK for development of UPnP device and control point applications. The server part of pupnp libupnp appears to be vulnerable to DNS rebinding attacks because it does not check the value of the 'Host' header. This can be mitigated by using DNS revolvers whic...

New TsuNAME Flaw Could Let Attackers Take Down Authoritative DNS Servers

Security researchers Thursday disclosed a new critical vulnerability affecting Domain Name System DNS resolvers that could be exploited by adversaries to carry out reflection-based denial-of-service attacks against authoritative nameservers. The flaw, called 'TsuNAME,' was discovered by researche...

CVE-2021-29462

The Portable SDK for UPnP Devices is an SDK for development of UPnP device and control point applications. The server part of pupnp libupnp appears to be vulnerable to DNS rebinding attacks because it does not check the value of the Host header. This can be mitigated by using DNS revolvers which...

Finding the Best Servers to Answer Queries -- Edge DNS and Anycast

TL;DR IP Anycast is a network addressing and routing methodology that allows IP addresses to be announced from multiple points on the internet With the proper implementation, Anycast can reduce DNS RTTs and offer innate DDoS protection Akamai's authoritative name service, Edge DNS, combines globa...

Privacy Bug in Brave Browser Exposes Dark-Web Browsing History of Its Users

Brave has fixed a privacy issue in its browser that sent queries for .onion domains to public internet DNS resolvers rather than routing them through Tor nodes, thus exposing users' visits to dark web websites. The bug was addressed in a hotfix release V1.20.108 made available yesterday. Brave...

Privacy Bug in Brave Browser Exposes Dark-Web Browsing History of Its Users

Brave has fixed a privacy issue in its browser that sent queries for .onion domains to public internet DNS resolvers rather than routing them through Tor nodes, thus exposing users' visits to dark web websites. The bug was addressed in a hotfix release V1.20.108 made available yesterday. Brave...

NSA Suggests Enterprises Use 'Designated' DNS-over-HTTPS' Resolvers

The U.S. National Security Agency NSA on Friday said DNS over HTTPS DoH — if configured appropriately in enterprise environments — can help prevent "numerous" initial access, command-and-control, and exfiltration techniques used by threat actors. "DNS over Hypertext Transfer Protocol over Transpo...

Smart DNS for the New Network Edge: Emerging Requirements for DNS Encryption

This blog post -- the fourth in a series -- will discuss how smart DNS resolvers can enhance ongoing ISP and MNO network transformation efforts, such as the transition to 5G, better integration of Wi-Fi, and new network designs that optimize the edge to improve service delivery and network...

Smart DNS: Emerging Requirements for DNS Encryption

This blog post -- the fourth in a series -- will discuss how smart DNS resolvers can enhance ongoing ISP and MNO network transformation efforts, such as the transition to 5G, better integration of Wi-Fi, and new network designs that optimize the edge to improve service delivery and network...

Smart DNS for the New Network: Optimizing Content Delivery

This is the third in a series of blog posts that will discuss how smart DNS resolvers can enhance ongoing internet service provider ISP and mobile network operator MNO network transformation efforts, such as the transition to 5G, better integration of Wi-Fi, and new network designs that optimize...

Smart DNS: Delivering the Best Subscriber Experience

This is the second in a series of blog posts that discuss how smart DNS resolvers can enhance ongoing network transformation efforts such as the transition to 5G, better integration of Wi-Fi, and new network designs that optimize the edge to improve the subscriber experience, service delivery, an...

What did DeathStalker hide between two ferns?

DeathStalker is a threat actor thats been active since at least 2012, and we exposed most of their past activities in a previous article, as well as during a GREAT Ideas conference in August 2020. The actor drew our attention in 2018 because of distinctive attack characteristics that didnt fit in...

SAD DNS — New Flaws Re-Enable DNS Cache Poisoning Attacks

A group of academics from the University of California and Tsinghua University has uncovered a series of critical security flaws that could lead to a revival of DNS cache poisoning attacks. Dubbed "SAD DNS attack" short for Side-channel AttackeD DNS, the technique makes it possible for a maliciou...

Smart DNS for the New Network Edge

This is the first in a series of blog posts that will discuss how smart DNS resolvers can enhance ongoing ISP and MNO network transformation efforts such as the transition to 5G, better integration of Wi-Fi, and new network designs that optimize the edge to improve service delivery and network...

Unimap - Scan Only Once By IP Address And Reduce Scan Times With Nmap For Large Amounts Of Data

Scan only once by IP address and reduce scan times with Nmap for large amounts of data. Unimap is an abbreviation of "Unique Nmap Scan ". The tool can run in Linux, OSX, Windows or Android Termux without problems. Why? If you have plans to run an Nmap to a whole organization you need to consideer...

Fedora: Security Advisory for unbound (FEDORA-2020-8e9b62948e)

The remote host is missing an update for the Copyright C 2020 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

New DNS Vulnerability Lets Attackers Launch Large-Scale DDoS Attacks

Israeli cybersecurity researchers have disclosed details about a new flaw impacting DNS protocol that can be exploited to launch amplified, large-scale distributed denial-of-service DDoS attacks to takedown targeted websites. Called NXNSAttack, the flaw hinges on the DNS delegation mechanism to...

New DNS Vulnerability Lets Attackers Launch Large-Scale DDoS Attacks

Israeli cybersecurity researchers have disclosed details about a new flaw impacting DNS protocol that can be exploited to launch amplified, large-scale distributed denial-of-service DDoS attacks to takedown targeted websites. Called NXNSAttack, the flaw hinges on the DNS delegation mechanism to...