Cisco Adaptive Security Appliance Software, Firepower Threat Defense Software, IOS Software, and IOS XE Software IKEv2 DoS (cisco-sa-multiprod-ikev2-dos-gPctUqv2)

According to its self-reported version, Cisco Firepower Threat Defense Software is affected by a 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...

Cisco Adaptive Security Appliance Software, Firepower Threat Defense Software, IOS Software, and IOS XE Software IKEv2 DoS (cisco-sa-multiprod-ikev2-dos-gPctUqv2)

According to its self-reported version, Cisco IOS Software is affected by a 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 Cis...

The vulnerability of the Remote Access SSL VPN microprogramming-based network interface device from Cisco Adaptive Security Appliance (ASA) and Cisco Secure Firewall Threat Defense (FTD) allows a attacker to cause a service outage.

The vulnerability of the Remote Access SSL VPN microprogramming network interface layer software developed by Cisco Adaptive Security Appliance ASA and Cisco Secure Firewall Threat Defense FTD is related to unlimited distribution of resources. Exploiting this vulnerability could allow a malicious...

Exploit for Classic Buffer Overflow in Cisco Adaptive_Security_Appliance_Software

CVE-2025-20333 Scanner A Python-based diagnostic scanner for...

Cisco Adaptive Security Appliance (ASA) Software Remote Code Execution Vulnerability (regreSSHion) (cisco-sa-openssh-rce-2024)

According to its self-reported version, Cisco Adaptive Security Appliance ASA Software is affected by a vulnerability. - A remote code execution vulnerability exists in Cisco Adaptive Security Appliance ASA Software due to a signal handler race condition found in sshd, where a client does not...

Cisco Adaptive Security Appliance (ASA) Software Multiple Context File Copy (cisco-sa-asa-scpcxt-filecpy-rgeP73nE)

According to its self-reported version, Cisco ASA Software is affected by a vulnerability. Please see the included Cisco BIDs and Cisco Security Advisory for more information. TRUSTED...

Cisco Adaptive Security Appliance (ASA) Software IKEv2 DoS Vulnerabilities (cisco-sa-asaftd-ikev2-dos-eBueGdEG)

According to its self-reported version, Cisco ASA Software is affected by multiple vulnerabilities. - 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...

Cisco Adaptive Security Appliance (ASA) Software VPN DoS (cisco-sa-asaftd-vpn-dos-SpOFF2Re)

According to its self-reported version, Cisco ASA Software is affected by a vulnerability. - A vulnerability in the VPN web server of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacke...

CVE-2026-20112

creationtimestamp| type| source ---|---|--- 2026-03-26 03:00:10+00:00| seen|...

CVE-2026-20104

creationtimestamp| type| source ---|---|--- 2026-03-26 03:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/cisco-ios-xe-multiple-vulnerabilities20260326 2026-03-26 03:00:10+00:00| seen|...

EUVD-2026-15428

A vulnerability in the Internet Key Exchange version 2 IKEv2 feature of Cisco IOS Software, Cisco IOS XE Software, Cisco Secure Firewall Adaptive Security Appliance ASA Software, and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to trigger a...

CVE-2026-20021

A vulnerability in the OSPF protocol of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, adjacent attacker to exhaust memory on an affected device, resulting in a denial of service DoS condition. Thi...

CVE-2026-20101

A vulnerability in the SAML 2.0 single sign-on SSO feature of Cisco Secure Firewall ASA Software and Secure FTD Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a DoS condition. This vulnerability is due to insufficient error checki...

CVE-2026-20039

A vulnerability in the VPN web server of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due...

EUVD-2026-9482

A vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an authenticated, adjacent attacker to cause an affected device to reload unexpectedly, resulting in a DoS condition. To exploit this vulnerability, the attacker must have the OSPF...

EUVD-2026-9480

A vulnerability in the OSPF protocol of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, adjacent attacker to corrupt memory on an affected device, resulting in a denial of service DoS condition...

CVE-2026-20023

A vulnerability in the OSPF protocol of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, adjacent attacker to corrupt memory on an affected device, resulting in a denial of service DoS condition...

CVE-2026-20025

CVE-2026-20025 affects Cisco Secure Firewall ASA/FTD OSPF processing. An authenticated, adjacent attacker with the OSPF secret key can send crafted OSPF LSU packets to trigger insufficient input validation, potentially corrupting the heap and causing the device to reload for a DoS. The vulnerabil...

CVE-2026-20023

A vulnerability in the OSPF protocol of Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, adjacent attacker to corrupt memory on an affected device, resulting in a denial of service DoS condition...

CVE-2026-20021

Cisco Secure Firewall ASA/FTD products are affected by CVE-2026-20021 due to a flaw in the OSPF protocol input validation when parsing packets. Affected software ranges include Cisco Secure Firewall ASA and Cisco Secure Firewall Threat Defense (FTD). An authenticated, adjacent attacker can exploi...