CVE-2026-50751

A logic flow weakness in Remote Access and Mobile Access certificate validation in deprecated IKEv1 key exchange allows an unauthenticated remote attacker to bypass user authentication and establish a remote access VPN connection without a valid user password...

The vulnerability of the Internet Key Exchange (IKEv1) implementation in Check Point Security Gateways and Check Point Spark Firewalls allows attackers to carry out “man-in-the-middle” attacks and bypass certificate verification in VPN connections.

The vulnerability of the Internet Key Exchange IKEv1 protocol implemented by Check Point Security Gateways and Check Point Spark Firewall is related to deficiencies in authentication procedures. Exploiting this vulnerability allows a malicious actor to carry out “man-in-the-middle” attacks and...

AZL-95910 CVE-2026-42770 affecting package edk2 for versions less than 20240524git3e722403cd16-20

Issue summary: When EVPPKEYderivesetpeer is called with a DHX X9.42 peer key, the peer key is not properly checked for the subgroup membership. Impact summary: A malicious peer which presents an X9.42 key carrying the victim's p and g parameters, a forged q = r a small prime factor of the cofacto...

AZL-92843 CVE-2026-42770 affecting package openssl for versions less than 3.3.7-4

Issue summary: When EVPPKEYderivesetpeer is called with a DHX X9.42 peer key, the peer key is not properly checked for the subgroup membership. Impact summary: A malicious peer which presents an X9.42 key carrying the victim's p and g parameters, a forged q = r a small prime factor of the cofacto...

CVE-2026-42770

Issue summary: When EVPPKEYderivesetpeer is called with a DHX X9.42 peer key, the peer key is not properly checked for the subgroup membership. Impact summary: A malicious peer which presents an X9.42 key carrying the victim's p and g parameters, a forged q = r a small prime factor of the cofacto...

The vulnerability affects the implementations of the Internet Key Exchange (IKEv1) protocol in software-based remote access solutions such as Check Point Remote Access VPN, Check Point Mobile Access/SSL VPN, and the network interface layer of Check Point Spark. This vulnerability allows attackers to circumvent existing security restrictions and establish a VPN connection.

The vulnerability of the Internet Key Exchange IKEv1 protocol implementation in Check Point Remote Access VPN, Check Point Mobile Access/SSL VPN, and Check Point Spark network gateways is related to authentication procedures’ deficiencies. Exploiting this vulnerability allows a malicious actor to...

CVE-2026-50751

A logic flow weakness in Remote Access and Mobile Access certificate validation in deprecated IKEv1 key exchange allows an unauthenticated remote attacker to bypass user authentication and establish a remote access VPN connection without a valid user password...

EUVD-2026-35047

A logic flow weakness in Remote Access and Mobile Access certificate validation in deprecated IKEv1 key exchange allows an unauthenticated remote attacker to bypass user authentication and establish a remote access VPN connection without a valid user password...

CVE-2026-50751 User Authentication Bypass in VPN Remote Access and Mobile Access

A logic flow weakness in Remote Access and Mobile Access certificate validation in deprecated IKEv1 key exchange allows an unauthenticated remote attacker to bypass user authentication and establish a remote access VPN connection without a valid user password...

CVE-2026-50751

A logic flow weakness in Remote Access and Mobile Access certificate validation in deprecated IKEv1 key exchange allows an unauthenticated remote attacker to bypass user authentication and establish a remote access VPN connection without a valid user password...

CVE-2026-50752 Certificate Validation Bypass in VPN Site-to-Site Connections Using IKEv1

A weakness in the certificate validation logic of the deprecated IKEv1 key exchange may allow an unauthenticated attacker positioned as a man-in-the-middle to bypass certificate validation in VPN site-to-site connections that use certificate-based authentication. Successful exploitation could all...

CVE-2026-50752

A weakness in the certificate validation logic of the deprecated IKEv1 key exchange may allow an unauthenticated attacker positioned as a man-in-the-middle to bypass certificate validation in VPN site-to-site connections that use certificate-based authentication. Successful exploitation could all...

EUVD-2026-35046

A weakness in the certificate validation logic of the deprecated IKEv1 key exchange may allow an unauthenticated attacker positioned as a man-in-the-middle to bypass certificate validation in VPN site-to-site connections that use certificate-based authentication. Successful exploitation could all...

Check Point Quantum Security Gateway和Check Point Spark Firewalls 信任管理问题漏洞

Check Point Quantum Security Gateway and Check Point Spark Firewalls are both products of Check Point, a company based in Israel. Check Point Quantum Security Gateway is a series of enterprise-level security gateway devices. Check Point Spark Firewalls are a series of security firewall devices...

Check Point Quantum Security Gateway 授权问题漏洞

Check Point Quantum Security Gateway is a series of enterprise-level security gateway devices developed by the Israeli company Check Point. The Check Point Quantum Security Gateway has an authorization issue vulnerability, which stems from a defect in the certificate verification logic process...

PT-2026-47276

Name of the Vulnerable Software and Affected Versions Check Point Remote Access VPN affected versions not specified Check Point Mobile Access/SSL VPN affected versions not specified Check Point Spark firewalls affected versions not specified Description A logic flow weakness exists in the...

Check Point Security Gateway Improper Authentication Vulnerability

Check Point Security Gateway contains an improper authentication vulnerability in IKEv1 key exchange that could allow an unauthenticated remote attacker to bypass user authentication and establish a remote access VPN connection without a valid user password...

PT-2026-47277

Name of the Vulnerable Software and Affected Versions Check Point Security Gateways and Check Point Spark Firewall affected versions not specified Description A weakness in the certificate validation logic of the deprecated IKEv1 Internet Key Exchange version 1 key exchange allows an...

Chacha20Poly1305 key-encryption algorithm discards the Poly1305 authentication tag, performing no authentication on decryption

Impact The experimental Chacha20Poly1305 key-encryption algorithm generates the 16-byte Poly1305 authentication tag during encryptKey but discards it: the tag is never written to the header and therefore never reaches the wire. On the receiving side, decryptKey calls...

CVE-2026-48131

The VPN service may mishandle an unexpected IKE fragment value received on the IKE port 500/UDP during the early stage of a connection attempt. This can cause the service to terminate unexpectedly, resulting in denial of service temporary disruption of VPN-related functionality...