CVE-2026-20006

CVE-2026-20006 concerns Cisco Secure Firewall Threat Defense software. It reports a vulnerability in the TLS cryptography functionality of Snort 3 Detection Engine that could allow an unauthenticated, remote attacker to cause the Snort 3 Engine to restart, resulting in a denial of service. The is...

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-2026-20039 Cisco Adaptive Security Appliance and Firepower Threat Defense Software SSL VPN Authentication Denial of Service 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 attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due...

CVE-2026-20039 Cisco Adaptive Security Appliance and Firepower Threat Defense Software SSL VPN Authentication Denial of Service 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 attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due...

PT-2026-23022

A vulnerability in the CLI of Cisco Secure FTD Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system as root. To exploit this vulnerability, the attacker must have valid administrative credentials on an affected device. This...

PT-2026-23015

A vulnerability in the sftunnel functionality of Cisco Secure Firewall Management Center FMC Software and Cisco Secure Firewall Threat Defense FTD Software could allow an authenticated, remote attacker with administrative privileges to write arbitrary files as root on the underlying operating...

Cisco FXOS Software和Cisco UCS Manager Software 跨站脚本漏洞

Cisco FXOS Software and Cisco UCS Manager Software are both products of the American company Cisco. Cisco FXOS Software is a firewall software that runs on Cisco security devices. Cisco UCS Manager Software is a device management software. Both Cisco FXOS Software and Cisco UCS Manager Software...

Cisco Firepower Threat Defense Software Snort 3 Detection Engine DoS (cisco-sa-ftd-snort3-uAnUntcV)

According to its self-reported version, Cisco Firepower Threat Defense FTD Software is affected by a vulnerability. - A vulnerability in the TLS 1.3 implementation of the Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 3 detection...

CISA Warns of Active Attacks on Cisco ASA and Firepower Flaws

CISA issues an urgent directive for all organizations to patch Cisco ASA and Firepower devices against CVE-2025-20362 and CVE-2025-20333, exploited in the ArcaneDoor campaign. Verify the correct version now!...

Update: Implementation Guidance for Emergency Directive on Cisco ASA and Firepower Device Vulnerabilities

CISA has released Emergency Cisco Directive 25-03 Implementation Guidance to assist federal agencies in addressing critical vulnerabilities in Cisco Adaptive Security Appliances ASA and Firepower devices. Emergency Directive 25-03: Identify and Mitigate Potential Compromise of Cisco Devices, issu...

EUVD-2019-10488

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EUVD-2017-15771

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EUVD-2020-24829

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EUVD-2020-24579

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EUVD-2021-21401

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EUVD-2020-24848

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EUVD-2016-2557

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EUVD-2018-0961

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EUVD-2019-10260

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