CVE-2026-33824 Windows Internet Key Exchange (IKE) Service Extensions Remote Code Execution Vulnerability

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CVE-2026-33824

Double free in Windows IKE Extension allows an unauthorized attacker to execute code over a network...

CVE-2026-33824 Windows Internet Key Exchange (IKE) Service Extensions Remote Code Execution Vulnerability

...

CVE-2026-33824

CVE-2026-33824 is a Windows IKE Extension double-free remote code execution affecting IKEV2; described as wormable by ZDI with exploitation possible over UDP/500-4500 and no user interaction. Affected: Windows IKE Service Extensions; impact is remote code execution with SYSTEM-level access on unp...

Windows Internet Key Exchange (IKE) Service Extensions Remote Code Execution Vulnerability

Double free in Windows IKE Extension allows an unauthorized attacker to execute code over a network...

KB5082142: Windows Server 2022 / Azure Stack HCI 22H2 Security Update (April 2026)

The remote Windows host is missing security update 5082142. It is, therefore, affected by multiple vulnerabilities - Double free in Windows IKE Extension allows an unauthorized attacker to execute code over a network. CVE-2026-33824 - Protection mechanism failure in Windows Shell allows an...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : OpenSSL vulnerabilities (USN-8155-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8155-1 advisory. Viktor Dukhovni discovered that OpenSSL incorrectly negotiated the expected preferred key exchange group when used as a TLS 1.3 serve...

OPENSUSE-SU-2026:20506-1 Security update for python-cryptography

This update for python-cryptography fixes the following issues: - CVE-2026-34073: Fixed X.509 bypass of name constraints on wildcard SANs with matching peer names. bsc1260876 - CVE-2026-26007: missing validation can lead to security issues for signature verification ECDSA and shared key negotiati...

SUSE-SU-2026:21165-1 Security update for python-cryptography

This update for python-cryptography fixes the following issues: - CVE-2026-34073: Fixed X.509 bypass of name constraints on wildcard SANs with matching peer names. bsc1260876 - CVE-2026-26007: missing validation can lead to security issues for signature verification ECDSA and shared key negotiati...

EUVD-2025-209397

A Key Exchange without Entity Authentication vulnerability in the SSH implementation of Juniper Networks Apstra allows a unauthenticated, MITM attacker to impersonate managed devices. Due to insufficient SSH host key validation an attacker can perform a machine-in-the-middle attack on the SSH...

CVE-2025-13914

A Key Exchange without Entity Authentication vulnerability in the SSH implementation of Juniper Networks Apstra allows a unauthenticated, MITM attacker to impersonate managed devices. Due to insufficient SSH host key validation an attacker can perform a machine-in-the-middle attack on the SSH...

CVE-2025-13914

A Key Exchange without Entity Authentication vulnerability in the SSH implementation of Juniper Networks Apstra allows a unauthenticated, MITM attacker to impersonate managed devices. Due to insufficient SSH host key validation an attacker can perform a machine-in-the-middle attack on the SSH...

[BSA-130] Security Update for openssh

CVE-2026-3497 DSA-6204-1 Jeremy Brown discovered a flaw in the GSSAPI Key Exchange patch applied in Debian to OpenSSH, an implementation of the SSH protocol suite, affecting non-default configurations with the GSSAPIKeyExchange setting enabled. A remote attacker can take advantage of this flaw to...

[SECURITY] [DSA 6204-1] openssh security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6204-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso April 09, 2026 https://www.debian.org/security/faq -...

CLSA-2026-1775752680 openssh: Fix of CVE-2026-3497

CVE-2026-3497: fix information disclosure or denial of service due to uninitialized variables in GSSAPI key exchange...

openssl: OpenSSL TLS 1.3 server may choose unexpected key agreement group

A key group selection preference flaw has been discovered in OpenSSL. An OpenSSL TLS 1.3 server may fail to negotiate the expected preferred key exchange group when its key exchange group configuration includes the default by using the "DEFAULT" keyword. A less preferred key exchange may be used...

PT-2026-31796

Name of the Vulnerable Software and Affected Versions Juniper Networks Apstra versions prior to 6.1.1 Description A Key Exchange without Entity Authentication issue exists in the SSH implementation of Juniper Networks Apstra. This allows an unauthenticated, man-in-the-middle MITM attacker to...

Ubuntu: Security Advisory (USN-8155-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG 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-only ifdescription...

openssh: OpenSSH GSSAPI: Information disclosure or denial of service due to uninitialized variables

A flaw was found in the OpenSSH GSSAPI Generic Security Service Application Program Interface delta patches, as included in various Linux distributions. A remote attacker could exploit this by sending an unexpected GSSAPI message type during the key exchange process. This occurs because the...

CVE-2026-31790

Issue summary: Applications using RSASVE key encapsulation to establish a secret encryption key can send contents of an uninitialized memory buffer to a malicious peer. Impact summary: The uninitialized buffer might contain sensitive data from the previous execution of the application process whi...