Vulnslist

Cisco vulnerabilities by product, model, software, and advisory.

CVE-2025-20253

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 reload, resulting in a DoS condition. This vulnerability is due to the improper processing of IKEv2 packets. An attacker could exploit this vulnerability by sending crafted IKEv2 packets to an affected device. A successful exploit could allow the attacker to cause an infinite loop that exhausts resources and could cause the device to reload.

SeverityHIGH
CVSS8.6
CWECWE-835
KEV No
Published
Modified

Related Products

Product Advisory Evidence
Cisco IOS cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco Secure Firewall Threat Defense Virtual cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco Secure Firewall 1200 Series cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco Secure Firewall 4200 Series cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco Secure Firewall 3100 Series cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco Adaptive Security Virtual Appliance (ASAv) cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco Firepower 4100 Series cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco Firepower 9000 Series cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco 3000 Series Industrial Security Appliances (ISA) cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco ASA 5500-X Series Firewalls cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco Firepower 1000 Series cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco Firepower 2100 Series cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco Secure Firewall Threat Defense (FTD) Software cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco Secure Firewall Adaptive Security Appliance (ASA) Software cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco IOS XE Software cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln
Cisco Catalyst 9600 Series Switches cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln · software-dependent
Cisco Catalyst 9500 Series Switches cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln · software-dependent
Cisco Catalyst 9400 Series Switches cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln · software-dependent
Cisco Catalyst 9200 Series Switches cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln · software-dependent
Cisco Catalyst 9300 Series Switches cisco-sa-asa-ftd-ios-dos-DOESHWHy Cisco OpenVuln · software-dependent