749 matches found
CVE-2026-83843
Out-of-bounds read in Windows Internet Key Exchange IKE Protocol allows an unauthorized attacker to deny service over a network...
CVE-2026-83843
A vulnerability exists in the Windows Internet Key Exchange (IKE) Protocol caused by an out-of-bounds read (CWE-125). This flaw allows an unauthorized attacker to perform a denial of service (DoS) attack over a network. While the CVSS 3.1 score indicates a HIGH severity (7.5) with a NETWORK attac...
EUVD-2026-99381
Out-of-bounds read in Windows Internet Key Exchange IKE Protocol allows an unauthorized attacker to deny service over a network...
Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability
Out-of-bounds read in Windows Internet Key Exchange IKE Protocol allows an unauthorized attacker to deny service over a network...
CVE-2026-83843: Out-of-bounds Read
Out-of-bounds read in Windows Internet Key Exchange IKE Protocol allows an unauthorized attacker to deny service over a network...
PT-2026-112609
Name of the Vulnerable Software and Affected Versions Windows Internet Key Exchange IKE Protocol affected versions not specified Description An out-of-bounds read occurs in the Internet Key Exchange IKE Protocol, which is a protocol used to set up a secure, authenticated communication channel. Th...
Microsoft Windows: CVE-2026-83843: Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability
Out-of-bounds read in Windows Internet Key Exchange IKE Protocol allows an unauthorized attacker to deny service over a network...
CISA Adds Four Known Exploited Vulnerabilities to Catalog
CISA has added four new vulnerabilities to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2026-33824link is external Microsoft Internet Key Exchange IKE Service Extensions Double Free Vulnerability CVE-2026-55040link is external Microsoft SharePoint...
Cisco IOS Software IKEv2 Multiple Vulnerabilities (cisco-sa-asa-ftd-ios-dos-DOESHWHy)
According to its self-reported version, Cisco IOS is affected by multiple vulnerabilities. - A vulnerability in the IKEv2 feature of Cisco IOS Software, IOS XE Software, Secure Firewall ASA Software, and Secure FTD Software could allow an unauthenticated, remote attacker to cause the device to...
Cisco Adaptive Security Appliance (ASA) Software IKEv2 Multiple Vulnerabilities (cisco-sa-asa-ftd-ios-dos-DOESHWHy)
According to its self-reported version, Cisco ASA Software is affected by multiple vulnerabilities. - A vulnerability in the IKEv2 feature of Cisco IOS Software, IOS XE Software, Secure Firewall ASA Software, and Secure FTD Software could allow an unauthenticated, remote attacker to cause the...
Cisco Firepower Threat Defense (FTD) Software IKEv2 Multiple Vulnerabilities (cisco-sa-asa-ftd-ios-dos-DOESHWHy)
According to its self-reported version, Cisco Secure Firewall Threat Defense FTD Software is affected by multiple vulnerabilities. - A vulnerability in the IKEv2 feature of Cisco IOS Software, IOS XE Software, Secure Firewall ASA Software, and Secure FTD Software could allow an unauthenticated,...
libreswan security update
An update is available for libreswan. 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 Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the...
librenswan: IKEv1 Denial of Service via RSA-SHA1 (PKCS#1 Version 1.5 Encrypted) authentication payload
A flaw was found in Libreswan's implementation of IKEv1 authentication via raw RSA signatures. When processing an IKEv1 packet using PKCS 1 v1.5 RSA encryption, the RSAauthenticatehashsignaturerawrsa function fails to properly validate the length of the authentication hash. A remote,...
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: IKEv1 Denial of Service via RSA-SHA1 (PKCS#1 Version 1.5 Encrypted) authentication payload
A flaw was found in Libreswan's implementation of IKEv1 authentication via raw RSA signatures. When processing an IKEv1 packet using PKCS 1 v1.5 RSA encryption, the RSAauthenticatehashsignaturerawrsa function fails to properly validate the length of the authentication hash. A remote,...
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...
ALSA-2026:46398 Important: libreswan security update
Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network VPN...
Important: libreswan security update
Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network VPN...
RHEL 9 : libreswan (RHSA-2026:46986)
The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:46986 advisory. Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide...
ALSA-2026:46397 Important: libreswan security update
Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network VPN...