Cisco Firepower Threat Defense (FTD) Software OSPF DoS Vulnerabilities (cisco-sa-asaftd-ospf-ZH8PhbSW)

According to its self-reported version, Cisco Secure Firewall Threat Defense FTD Software is affected by multiple vulnerabilities. Please see the included Cisco BIDs and Cisco Security Advisory for more information. TRUSTED...

New Linux FIRESTARTER Backdoor Targets Cisco Firepower Devices

CISA and NCSC warn that FIRESTARTER, a Linux-based backdoor, targets Cisco Firepower devices, evades patches, and enables persistent access even after firmware updates...

FIRESTARTER Backdoor Hit Federal Cisco Firepower Device, Survives Security Patches

The U.S. Cybersecurity and Infrastructure Security Agency CISA has revealed that an unnamed federal civilian agency's Cisco Firepower device running Adaptive Security Appliance ASA software was compromised in September 2025 with a new malware called FIRESTARTER. FIRESTARTER, per CISA and the U.K....

UAT-4356's Targeting of Cisco Firepower Devices

Cisco Talos is aware of UAT-4356's continued active targeting of Cisco Firepower devices' Firepower eXtensible Operating System FXOS. UAT-4356 exploited n-day vulnerabilities CVE-2025-20333 and CVE-2025-20362 to gain unauthorized access to vulnerable devices, where the threat actor deployed their...

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|...

CVE-2026-20016

A vulnerability in the Cisco FXOS Software CLI feature for Cisco Secure Firewall ASA Software and Secure FTD Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system with root-level privileges. To exploit this vulnerability, the attack...

CVE-2026-20006 Cisco Firepower Threat Defense Software and Cisco FirePOWER Services TLS with Snort 3 Denial of Service Vulnerability

A vulnerability in the TLS cryptography functionality of the Snort 3 Detection Engine of Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to unexpectedly restart, resulting in a denial of service DoS condition...

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...

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...

EUVD-2019-6276

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EUVD-2020-24554

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