EUVD-2026-9431

A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an authenticated, remote attacker with valid VPN user credentials to cause a DoS condition on an affected device that may also impact the availability of services to devices...

CVE-2026-20014

A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an authenticated, remote attacker with valid VPN user credentials to cause a DoS condition on an affected device that may also impact the availability of services to devices...

CVE-2026-20049

A vulnerability in the processing of Galois/Counter Mode GCM-encrypted Internet Key Exchange version 2 IKEv2 IPsec traffic of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, remote attacker to cause...

CVE-2026-20049

A vulnerability in the processing of Galois/Counter Mode GCM-encrypted Internet Key Exchange version 2 IKEv2 IPsec traffic of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, remote attacker to cause...

CVE-2026-20015

A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device that may impact the availability of services to devices elsewhere in the network. This...

CVE-2026-20015

A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device that may impact the availability of services to devices elsewhere in the network. This...

CVE-2026-20014

A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an authenticated, remote attacker with valid VPN user credentials to cause a DoS condition on an affected device that may also impact the availability of services to devices...

CVE-2026-20014

The CVE concerns Cisco Secure Firewall ASA Software and Cisco Secure FTD Software with an IKEv2 handling flaw. An authenticated remote attacker with valid VPN user credentials can send crafted IKEv2 packets to trigger a DoS by exhausting memory, leading to a device reload and potential impact on ...

CVE-2026-20013

A vulnerability in the IKEv2 feature of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device that may also impact the availability of services to devices elsewhere in the network. This...

CVE-2026-20013

CVE-2026-20013 describes a DoS in Cisco Secure Firewall ASA/FTD products due to memory exhaustion during IKEv2 packet processing. The vulnerability stems from not freeing memory while handling IKEv2 traffic, which an unauthenticated remote attacker can trigger by sending crafted IKEv2 packets, po...

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software IKEv2 Denial of Service Vulnerabilities

Multiple vulnerabilities in the Internet Key Exchange Version 2 IKEv2 feature of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow a remote attacker to leak memory when parsing IKEv2 packets, triggering a denial of...

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software IPsec Denial of Service Vulnerability

A vulnerability in the processing of Galois/Counter Mode GCM-encrypted Internet Key Exchange version 2 IKEv2 IPsec traffic of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, remote attacker to cause...

Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 安全漏洞

Cisco Secure Firewall Adaptive Security Appliance and Cisco Secure Firewall Threat Defense are products of Cisco, a company based in the United States. Cisco Secure Firewall Adaptive Security Appliance is an enterprise-level firewall software. Cisco Secure Firewall Threat Defense is an integrated...

PT-2026-22977

A vulnerability in the processing of Galois/Counter Mode GCM-encrypted Internet Key Exchange version 2 IKEv2 IPsec traffic of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, remote attacker to cause...

Cisco Secure Firewall Adaptive Security Appliance和Cisco Secure Firewall Threat Defense 安全漏洞

Cisco Secure Firewall Adaptive Security Appliance and Cisco Secure Firewall Threat Defense are products of Cisco, a US company. Cisco Secure Firewall Adaptive Security Appliance is an enterprise-level firewall software. Cisco Secure Firewall Threat Defense is an integrated firewall platform. Ther...

CVE-2026-3202

A flaw was found in the NTS-KE dissector in Wireshark. This issue occurs when malformed packets are decoded from a pcap file or the network, causing a NULL pointer dereference, resulting in a denial of service. Mitigation If the NTS-KE protocol dissector is not being used, it can be disabled via...

CVE-2026-3202 NULL Pointer Dereference in Wireshark

NTS-KE protocol dissector crash in Wireshark 4.6.0 to 4.6.3 allows denial of service...

CVE-2026-3202

NTS-KE protocol dissector crash in Wireshark 4.6.0 to 4.6.3 allows denial of service...

CVE-2026-3202

NTS-KE protocol dissector crash in Wireshark 4.6.0 to 4.6.3 allows denial of service...

Implementation and Transition to Post-Quantum Cryptography of the Minimal IKE Protocol

This paper concerns the Minimal Internet Key Exchange IKE protocol, which has received little attention to date, despite its potential to make the best-known IKE protocol sufficiently lightweight to be also applied in contexts where it is currently prohibitive, due to its large footprint. First, ...