numa

Numa DNS you own. Everywhere you go. · numa.rs A portable DNS resolver in a single binary. Block ads on any network, name your local services frontend.numa, override any hostname with auto-revert, and optionally seal every outbound query with ODoH RFC 9230 , so no single party sees both who you a...

massdns

MassDNS A high-performance DNS stub resolver MassDNS is a simple high-performance DNS stub resolver targeting those who seek to resolve a massive amount of domain names in the order of millions or even billions. Without special configuration, MassDNS is capable of resolving over 350,000 names per...

dnscrypt-autoinstall

dnscrypt-autoinstall This project has been archived, see last comment in 108. A script for installing and automatically configuring DNSCrypt on Linux-based systems. Description DNSCrypt is a protocol for securing communications between a client and a DNS resolver by encrypting DNS queries and...

Hulios

Hulios Hardened Universal Linux Invisibility and Onion System Hulios is an eBPF-powered, transparent Tor VPN gateway for Linux. It secures outbound network traffic by redirecting TCP sockets and DNS queries through an embedded Arti Tor client instance and a localized Hickory-based DNS resolver. B...

fernmelder

fernmelder async mass DNS resolver...

dnsresolver

dnsresolver A Lightning-Fast DNS Resolver Table of Contents Installation Usage Basic Usage Resolving Hosts with Ports Virtual Host Enumeration Using Unresolved Domains Using Localhost Demonstrations Feedback License Installation Make sure you have rust installed, then run the following command to...

dnsx-action

dnsx Action makes it easy to orchestrate dnsx with GitHub Action. Example Usage GitHub Action runningdnsx on list of hosts - name: 💥 dnsx - DNS Resolver uses: projectdiscovery/dnsx-action@main with: list: hosts.txt GitHub Action runningdnsx with custom resolvers - name: 💥 dnsx - DNS Resolver uses...

gha-lab-6904b2ccbe

Automated research artifact — not the upstream project. This repository is a disposable lab built by an automated harness for a master's thesis at Université Laval on reproducing published GitHub Actions workflow vulnerabilities. It is a verbatim snapshot of serverless-dns/serverless-dns at commi...

cve-2015-7547

PoC attack server for CVE-2015-7547 vulnerability in glibc DNS resolver To test on local machine with a vulnerable glibc version: user@localhost:/ echo 'nameserver 127.0.0.127' | sudo tee /etc/resolv.conf user@localhost:/ echo 'nameserver 127.0.0.127' | sudo tee -a /etc/resolv.conf user@localhost...

DNS-Poisoning-Triage-Lab

DNS and ARP Traffic Triage Lab An educational packet-analysis and resolver-hardening exercise completed on an Arch Linux workstation. Scope: This repository is a learning project. The included capture is useful for practicing DNS and ARP inspection, but it does not by itself prove a live...

CVE-2015-7547

CVE-2015-7547 https://github.com/fjserna/CVE-2015-7547 So I tried to see if many things crash on CentOS6. ./CVE-2015-7547-poc.py & vi /etc/resolve.conf --------------------------------------------------------------- options single-request-reopen nameserver 8.8.8.8 nameserver 127.0.0.1...

CVE-2023-50387

Repository based on https://github.com/knqyf263/CVE-2023-50387 with several modifications: Added resolver-fixed, which has an implementation of Unbound where the vulnerability we discussed is fixed. Created scripts for automating the generation of RRSIG keys. To auto-generate configuration files:...

DNS-resolve-checker

DNS-resolver Usage bash pdnscheck.sh follow the steps...

CVE-2021-23017

CVE-2021-23017 PoC Scanner NGINX DNS Overflow Vulnerability Check - CVE-2021-23017 PoC This Python script checks if an nginx server is potentially vulnerable to the critical CVE-2021-23017 vulnerability, which affects the integrated DNS resolver in nginx and can cause a buffer overflow. 🔍 What do...

ecs_checker

EDNS Client Subnet ECS Remote Detection Tool - CVE-2025-40766 This tool checks whether a remote DNS resolver supports EDNS Client Subnet ECS — a DNS extension that may expose systems to cache poisoning or information leakage vulnerabilities such as CVE-2025-40766. 🔍 What It Does Sends a DNS query...

net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME

A flaw was found in the net package of Go golang, specifically when using the LookupCNAME function with the cgo DNS resolver. A remote attacker could exploit this by providing a very long Canonical Name CNAME response. This can trigger a double-free of C memory, leading to a crash and a Denial of...

net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME

A flaw was found in the net package of Go golang, specifically when using the LookupCNAME function with the cgo DNS resolver. A remote attacker could exploit this by providing a very long Canonical Name CNAME response. This can trigger a double-free of C memory, leading to a crash and a Denial of...

net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME

A flaw was found in the net package of Go golang, specifically when using the LookupCNAME function with the cgo DNS resolver. A remote attacker could exploit this by providing a very long Canonical Name CNAME response. This can trigger a double-free of C memory, leading to a crash and a Denial of...

net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME

A flaw was found in the net package of Go golang, specifically when using the LookupCNAME function with the cgo DNS resolver. A remote attacker could exploit this by providing a very long Canonical Name CNAME response. This can trigger a double-free of C memory, leading to a crash and a Denial of...

CLEANSTART-2026-UM51998 When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash

CVE-2026-33811 affects multiple packages. When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash. See references for individual vulnerability details...