strongswan

strongSwan Configuration Overview strongSwan is an OpenSource IPsec-based VPN solution. This document is just a short introduction of the strongSwan swanctl command which uses the modern vici Versatile IKE Configuration Interface. The deprecated ipsec command using the legacy stroke configuration...

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...

CVE-2026-35333

CVE-2026-35333 strongSwan RADIUS attribute-iterator pre-auth infinite loop / remote DoS. Description attributeenumerate in src/libradius/radiusmessage.c:247-271 accepts RADIUS attributes whose length byte is smaller than sizeofrattrt 2. For length == 0: data-len = next-length - sizeofrattrt...

CVE-2026-35330

CVE-2026-35330 strongSwan EAP-SIM / EAP-AKA attribute parser pre-auth heap buffer overflow via integer underflow. Description parseattributes in src/libsimaka/simakamessage.c:419 reads TLV headers whose length byte counts 4-byte words. For the ATRAND / ATENCRDATA branch: root@kitploit: if...

[SECURITY] [DSA 6487-1] strongswan security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6487-1 [email protected] https://www.debian.org/security/ Yves-Alexis Perez September 06, 2026 https://www.debian.org/security/faq -...

Linux Distros Unpatched Vulnerability : CVE-2026-78123

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Debian Linux - strongswan - None CVE-2026-78123 Note that Nessus relies on the presence of the package as reported by the vendor. %NASLMINLEVEL 80900 C Tenable,...

Linux Distros Unpatched Vulnerability : CVE-2026-78129

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Debian Linux - strongswan - None CVE-2026-78129 Note that Nessus relies on the presence of the package as reported by the vendor. %NASLMINLEVEL 80900 C Tenable,...

CVE-2026-25075-check

CVE-2026-25075 Vulnerability Assessment Tool Safely detect whether a strongSwan VPN server is vulnerable to CVE-2026-25075 without causing any disruption. See the full write-up at the Bishop Fox blog. Description CVE-2026-25075 is an integer underflow vulnerability in strongSwan's EAP-TTLS plugin...

Astra Linux – Vulnerability in StrongSwan

StrongSwan before version 5.9.12 has a buffer overflow vulnerability, and there is a possibility of unauthenticated remote code execution through a DH public key value that exceeds the internal buffer of charon-tkm’s DH proxy. The earliest affected version is 5.3.0. An attack can occur through a...

Astra Linux – Vulnerability in StrongSwan

Before version 5.9.8, StrongSwan allowed remote attackers to cause a denial of service in the revocation plugin by sending a crafted end-entity and intermediate CA certificate that contained a CRL/OCSP URL pointing to a server under the attacker’s control that did not respond properly. In some...

EUVD-2026-64602

In strongSwan before 6.0.7, identity parsing/cloning is mishandled. Parsed EAP-Identities that result in an empty but non-NULL encoding are not correctly cloned and trigger a double-free once the duplicates are destroyed...

AZL-97377 CVE-2026-47895 affecting package strongswan 5.9.14-9

In strongSwan before 6.0.7, identity parsing/cloning is mishandled. Parsed EAP-Identities that result in an empty but non-NULL encoding are not correctly cloned and trigger a double-free once the duplicates are destroyed...

ALPINE-CVE-2026-47895

In strongSwan before 6.0.7, identity parsing/cloning is mishandled. Parsed EAP-Identities that result in an empty but non-NULL encoding are not correctly cloned and trigger a double-free once the duplicates are destroyed...

CVE-2026-47895

In strongSwan before 6.0.7, identity parsing/cloning is mishandled. Parsed EAP-Identities that result in an empty but non-NULL encoding are not correctly cloned and trigger a double-free once the duplicates are destroyed...

CVE-2026-47895

strongSwan before 6.0.7 is affected by a double-free vulnerability in its identity parsing/cloning logic. When parsed EAP-Identities produce an empty but non-NULL encoding, the resulting duplicates are not correctly cloned, triggering a double-free upon destruction. The Fedora advisory characteri...

CVE-2026-47895

In strongSwan before 6.0.7, identity parsing/cloning is mishandled. Parsed EAP-Identities that result in an empty but non-NULL encoding are not correctly cloned and trigger a double-free once the duplicates are destroyed...

CVE-2026-47895

In strongSwan before 6.0.7, identity parsing/cloning is mishandled. Parsed EAP-Identities that result in an empty but non-NULL encoding are not correctly cloned and trigger a double-free once the duplicates are destroyed...

CVE-2026-47895

In strongSwan before 6.0.7, identity parsing/cloning is mishandled. Parsed EAP-Identities that result in an empty but non-NULL encoding are not correctly cloned and trigger a double-free once the duplicates are destroyed...

Photon OS 5.0: Strongswan PHSA-2026-5.0-91-0802

An update of the strongswan package has been released. %NASLMINLEVEL 80900 C Tenable, Inc. The descriptive text and package checks in this plugin were extracted from VMware Security Advisory PHSA-2026-5.0-91-0802. The text itself is copyright C VMware, Inc. include'compat.inc'; if description...

Photon OS 5.0: Strongswan PHSA-2023-5.0-91-0159

An update of the strongswan package has been released. %NASLMINLEVEL 80900 C Tenable, Inc. The descriptive text and package checks in this plugin were extracted from VMware Security Advisory PHSA-2023-5.0-91-0159. The text itself is copyright C VMware, Inc. include'compat.inc'; if description...