CVE-2023-50387

CVE-2023-50387 KeyTrap in DNS CVE-2023-50387 This repository is for educational purposes. The number of keys and signatures has been intentionally kept low to prevent their use in actual attacks, and a script for generating colliding keys are not included. Test Setting up the PoC environment...

vaas-cve-2015-5477

Vulnerability as a Service - CVE 2015-5477 A Debian Wheezy Linux system with a vulnerable version of bind9 to showcase CVS-2015-5477. Overview This docker container is based on Debian Wheezy and has been modified to use a vulernable version of bind9 and the matching additional dependencies. Usage...

dnsviz

Table of Contents Installation Usage Pre-Deployment DNS Testing Docker Container Description DNSViz is a tool suite for analysis and visualization of Domain Name System DNS behavior, including its security extensions DNSSEC. This tool suite powers the Web-based analysis available at...

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 seal every outbound query with ODoH RFC 9230 so no single party sees both who you are and what y...

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:...

unbound: Unbound: Heap buffer overflow and possible Remote Code Execution when digesting DNSKEY

A flaw was found in Unbound's DNSSEC validator. A remote attacker can exploit this vulnerability by controlling a malicious zone and sending a specially crafted DNSKEY record. This can lead to a heap buffer overflow, potentially resulting in a denial of service or remote code execution...

NSEC3-Encloser-Attack

NSEC3-Encloser-Attack Zonefile Generation This project generates DNS zonefiles with custom NSEC3 parameters to reproduce and evaluate the attacks in CVE-2023-50868. Requirements Python3 tested on Python3.10 Installed Python dependencies: cryptography 42.0.5 dnspython 2.6.1 Components lib: Python...

unbound: Unbound: Heap buffer overflow and possible Remote Code Execution when digesting DNSKEY

A flaw was found in Unbound's DNSSEC validator. A remote attacker can exploit this vulnerability by controlling a malicious zone and sending a specially crafted DNSKEY record. This can lead to a heap buffer overflow, potentially resulting in a denial of service or remote code execution...

unbound: Unbound: Heap buffer overflow and possible Remote Code Execution when digesting DNSKEY

A flaw was found in Unbound's DNSSEC validator. A remote attacker can exploit this vulnerability by controlling a malicious zone and sending a specially crafted DNSKEY record. This can lead to a heap buffer overflow, potentially resulting in a denial of service or remote code execution...

RLSA-2026:71487 Critical: unbound security update

The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: Unbound: Remote Code Execution Vulnerability in CNAME Synthesis CVE-2026-82717 unbound: Unbound: Heap buffer overflow via malicious DNSSEC response CVE-2026-81634 unbound: Unbound:...

unbound security update

An update is available for unbound. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The unbound packages provide a validating, recursive, and caching DNS or DNSS...

RLSA-2026:71419 Critical: unbound security update

The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver. Security Fixes: unbound: Unbound: Remote Code Execution Vulnerability in CNAME Synthesis CVE-2026-82717 unbound: Unbound: Heap buffer overflow via malicious DNSSEC response CVE-2026-81634 unbound: Unbound:...

unbound security update

An update is available for unbound. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The unbound packages provide a validating, recursive, and caching DNS or...

CVE-2026-81642

CVE-2026-81642 — Unbound DNSKEY digest heap overflow tracking site Source for the CVE-2026-81642 patch-status tracker: a single-page site recording which distributions have shipped a fix for the Unbound DNSSEC validator heap overflows and the ReTrap complexity attacks disclosed alongside them...

OESA-2026-4130 unbound security update

Unbound is a validating, recursive, caching DNS resolver. It is designed to be fast and lean and incorporates modern features based on open standards. To help increase online privacy, Unbound supports DNS-over-TLS which allows clients to encrypt their communication. Unbound is available for most...

dns-benchmark-tool

⚠️ this project has moved and is no longer maintained. install the successor: pip install net-benchmark repository: https://github.com/net-benchmark/net-benchmark all existing commands and flags remain fully compatible. DNS Benchmark Tool Part of BuildTools - Network Performance Suite Fast,...

NSEC3-X

DESCARGO DE RESPONSABILIDAD: Este proyecto fue generado por Inteligencia Artificial IA pero ha pasado por un riguroso proceso "Human-in-the-Loop" HITL. Esto significa que el código ha sido revisado y refactorizado por un ingeniero de software humano, el diseño arquitectónico fue dirigido por...

RockyLinux 10 : unbound (RLSA-2026:71419)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:71419 advisory. unbound: Unbound: Remote Code Execution Vulnerability in CNAME Synthesis CVE-2026-82717 unbound: Unbound: Heap buffer overflow via malicious DNSSEC...

Oracle Linux 9 : unbound (ELSA-2026-71487)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-71487 advisory. - Prevent heap corruption during CNAME synthesis CVE-2026-82717 - Prevent heap buffer overflow when digesting DNSKEY CVE-2026-81642 - Prevent heap...

Oracle Linux 8 : unbound (ELSA-2026-70754)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-70754 advisory. - Prevent heap corruption during CNAME synthesis CVE-2026-82717 - Prevent heap buffer overflow when digesting DNSKEY CVE-2026-81642 - Prevent heap...