algo

Algo VPN Algo VPN is a set of Ansible scripts that simplify the setup of a personal WireGuard and IPsec VPN. It uses the most secure defaults available and works with common cloud providers. See our release announcement for more information. Features Supports only IKEv2 with strong crypto AES-GCM...

Docker IPsec VPN Server

English | 简体中文 | 繁體中文 | Русский IPsec VPN Server on Docker Docker image to run an IPsec VPN server, with IPsec/L2TP, Cisco IPsec and IKEv2. Based on Alpine 3.23 or Debian 12 with Libreswan IPsec VPN software and xl2tpd L2TP daemon. An IPsec VPN encrypts your network traffic, so that nobody betwee...

Setup IPsec VPN

English | 简体中文 | 繁體中文 | 日本語 | Русский IPsec VPN Server Auto Setup Scripts Set up your own IPsec VPN server in just a few minutes, with IPsec/L2TP, Cisco IPsec and IKEv2. An IPsec VPN encrypts your network traffic, so that nobody between you and the VPN server can eavesdrop on your data as it...

setup-ipsec-vpn

English | 简体中文 | 繁體中文 | 日本語 | Русский IPsec VPN サーバー自動セットアップスクリプト 数分で自分のIPsec VPNサーバーをセットアップし、IPsec/L2TP、Cisco IPsec、IKEv2をサポートします。 IPsec VPNはネットワークトラフィックを暗号化し、インターネット経由でデータが送信される際に、VPNサーバーとあなたの間の誰もがデータを盗聴できないようにします。これは、コーヒーショップ、空港、ホテルの部屋などの安全でないネットワークを使用する際に特に有用です。...

killasa

killasa CVE-2016-1287（Cisco ASA の不正なIKEフラグメント長）の脆弱性テスト Cisco フラグメンテーションを有効にして IKEv2 SA をネゴシエートし、その後、2つの IKE フラグメントを送信します。そのうちの1つは、1オクテットという不正な長さを持ちます。...

CVE-2026-14957

In FIPS mode, Libreswan's adddecodedcert function calls CERTExtractPublicKey and asserts that the result is not NULL. However, CERTExtractPublicKey returns NULL when public key extraction fails, for example if the RSA exponent is set to 0. A remote attacker can send a malformed X.509 certificate ...

CVE-2025-14733

WatchGuard IKEv2 スキャナー — CVE-2025-14733 CVE-2025-14733 に脆弱な WatchGuard Firebox アプライアンスを特定します。これは Fireware OS の IKEv2 実装における重要な事前認証の脆弱性です。 このツールは標準の IKEv2 ネゴシエーションを通じて安全にバージョン検出を行います。悪用を試みるものではありません。 必要条件 Python 3.8 以上 外部依存関係はありません。 使用方法 root@kitploit: Single host python3 CVE-2025-14733-Scanner.py...

Important: Red Hat Security Advisory: libreswan security update

An update for libreswan is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

librenswan: IKEv2 Denial of Service via RSA-SHA1 (PKCS#1 RSASSA-PKCS1-v1_5) authentication payload

A flaw was found in Libreswan's implementation of IKEv2 authentication when processing signatures utilizing the RSASSA-PKCS1-v15 scheme. The RSAauthenticatehashsignaturepkcs115rsa function does not correctly validate the DER encoding of the ASN.1 digest. A remote, unauthenticated attacker could...

librenswan: IKEv2 Denial of Service via malformed fragmentation

A flaw was found in Libreswan's IKEv2 fragment reassembly mechanism. When a VPN gateway processes incoming split network packets fragments containing unexpected data, an off-by-one boundary validation error triggers an internal program safety check assertion failure. A remote, unauthenticated...

librenswan: IKEv2 Denial of Service via malformed fragmentation

A flaw was found in Libreswan's IKEv2 fragment reassembly mechanism. When a VPN gateway processes incoming split network packets fragments containing unexpected data, an off-by-one boundary validation error triggers an internal program safety check assertion failure. A remote, unauthenticated...

librenswan: IKEv2 Denial of Service via RSA-SHA1 (PKCS#1 RSASSA-PKCS1-v1_5) authentication payload

A flaw was found in Libreswan's implementation of IKEv2 authentication when processing signatures utilizing the RSASSA-PKCS1-v15 scheme. The RSAauthenticatehashsignaturepkcs115rsa function does not correctly validate the DER encoding of the ASN.1 digest. A remote, unauthenticated attacker could...

libreswan: badly formatted X.509 certificate can cause an assertion failure that crashes the daemon process

A flaw was found in Libreswan. An unauthenticated remote attacker can send a specially crafted X.509 certificate payload during an IKEv1 or IKEv2 exchange. This flaw occurs when Libreswan is operating in FIPS Federal Information Processing Standards mode and processing a certificate with an inval...

IKEV2-POC

EpSiLoNPoInTIkEv2.cpp ⚠️ Proyecto en proceso de finalización. NO totalmente funcional en el estado actual. Descripción EpSiLoNPoInTIkEv2.cpp es un prototipo de exploit C/C++ dirigido a Windows, desarrollado en torno a una explotación de tipo double-free enikeext.dll controlador IKEv2 de Windows,...

watchTowr-vs-WatchGuard-CVE-2025-9242

watchTowr-vs-WatchGuard-CVE-2025-9242 WatchGuard CVE-2025-9242 用検出アーティファクト生成ツール https://github.com/user-attachments/assets/097f099b-ba60-4223-adea-04279570460f 技術詳細についてはブログ記事をご覧ください 動作中の検出 root@kitploit: python watchTowr-vs-WatchGuard-CVE-2025-9242.py --rhost 192.168.56.102 --rport 500 --lhost...

RHEL 9 : libreswan (RHSA-2026:61258)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:61258 advisory. Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide...

CVE-2026-50751-Mitigation-Scripts

CVE-2026-50751-Mitigation-Scripts Es gibt mehrere Sicherungsmaßnahmen, die Sie aus der SK verwenden können; https://support.checkpoint.com/results/sk/sk185033 1. Deaktivieren Sie die Unterstützung für Legacy-Clients. 2. Konfigurieren Sie den Remotezugriff so, dass nur IKE v2 verwendet wird. Es gi...

CVE-2026-33824

🚨 CVE-2026-33824: Analisi di Sfruttamento e Mitigazione 🎯 Riepilogo Esecutivo CVE-2026-33824 è una vulnerabilità critica CVSS 9.8/10 nel protocollo IKE Internet Key Exchange di Windows che consente esecuzione remota di codice senza autenticazione preventiva. Questa è la "chirurgia della memoria"...

librenswan: IKEv2 Denial of Service via RSA-SHA1 (PKCS#1 RSASSA-PKCS1-v1_5) authentication payload

A flaw was found in Libreswan's implementation of IKEv2 authentication when processing signatures utilizing the RSASSA-PKCS1-v15 scheme. The RSAauthenticatehashsignaturepkcs115rsa function does not correctly validate the DER encoding of the ASN.1 digest. A remote, unauthenticated attacker could...

librenswan: IKEv2 Denial of Service via malformed fragmentation

A flaw was found in Libreswan's IKEv2 fragment reassembly mechanism. When a VPN gateway processes incoming split network packets fragments containing unexpected data, an off-by-one boundary validation error triggers an internal program safety check assertion failure. A remote, unauthenticated...