CVE-2026-20012

The CVE-2026-20012 entry describes a memory-leak DoS in the IKEv2 handling of Cisco IOS, IOS XE, ASA, and FTDS (Threat Defense). Root cause: improper parsing of IKEv2 packets leading to conditions where devices reload (IOS/IOS XE) or exhaust memory to the point of instability (ASA/FTD). Affected ...

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...

PT-2026-22971

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...

EUVD-2014-2375

Malware in sbrugna...

EUVD-2016-7346

Malware in sbrugna...

EUVD-2020-24501

Malware in sbrugna...

EUVD-2016-2443

Malware in sbrugna...

EUVD-2013-5388

Malware in sbrugna...

EUVD-2022-25992

Malicious code in bioql PyPI...

EUVD-2025-7579

Malicious code in bioql PyPI...

CVE-2023-33086

Transient DOS while processing multiple IKEV2 Informational Request to device from IPSEC server with different identifiers...

CVE-2025-20182

A vulnerability in the Internet Key Exchange version 2 IKEv2 protocol processing of Cisco Adaptive Security Appliance ASA Software, Cisco Firepower Threat Defense FTD Software, Cisco IOS Software, and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of servi...

CVE-2025-20182 Cisco Adaptive Security Appliance Software, Firepower Threat Defense Software and IOS XE Software IKEv2 Denial of Service Vulnerability

A vulnerability in the Internet Key Exchange version 2 IKEv2 protocol processing of Cisco Adaptive Security Appliance ASA Software, Cisco Firepower Threat Defense FTD Software, Cisco IOS Software, and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of servi...

CVE-2025-20209

A vulnerability in the Internet Key Exchange version 2 IKEv2 function of Cisco IOS XR Software could allow an unauthenticated, remote attacker to prevent an affected device from processing any control plane UDP packets. This vulnerability is due to improper handling of malformed IKEv2 packets. An...

CVE-2025-20209

CVE-2025-20209 describes a denial-of-service vulnerability in Cisco IOS XR’s Internet Key Exchange version 2 (IKEv2) handling. The issue arises from improper processing of malformed IKEv2 packets, which could allow an unauthenticated, remote attacker to prevent the device from processing any cont...

CVE-2024-20426

A vulnerability in the Internet Key Exchange version 2 IKEv2 protocol for VPN termination of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected...

SUSE CVE-2014-2338

IKEv2 in strongSwan 4.0.7 before 5.1.3 allows remote attackers to bypass authentication by rekeying an IKESA during 1 initiation or 2 re-authentication, which triggers the IKESA state to be set to established...

CVE-2017-17154

IKEv2 in Huawei IPS Module V500R001C00, V500R001C00SPC200, V500R001C00SPC300, V500R001C00SPC500, V500R001C00SPH303, V500R001C00SPH508, V500R001C20, V500R001C20SPC100, V500R001C20SPC100PWE, V500R001C20SPC200, V500R001C20SPC200B062, V500R001C20SPC200PWE, V500R001C20SPC300B078, V500R001C20SPC300PWE,...

IKEv2 protocol memory out-of-bounds access vulnerability in multiple Huawei products (CNVD-2017-38287)

Huawei IPS Module, NGFW Module, NIP6300/6600 series products and Secospace USG series are the new generation of professional intrusion prevention and firewall products launched by Huawei for enterprise, IDC, campus network and carrier customers. A memory out-of-bounds access vulnerability exists ...

CVE-2016-3071

Libreswan 3.16 might allow remote attackers to cause a denial of service daemon restart via an IKEv2 aesxcbc transform...