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US Federal Agency’s Cisco Firewall Infected With ‘Firestarter’ Backdoor

📅 24 April 2026 at 11:26 UTC📰 Security WeekView original source ↗
US Federal Agency’s Cisco Firewall Infected With ‘Firestarter’ Backdoor

The malware provides remote access and control of infected devices and maintains post-patching persistence. The post US Federal Agency’s Cisco Firewall Infected With ‘Firestarter’ Backdoor appeared first on SecurityWeek.

🤖 AI BriefingAuto-generated threat analysis
🔍Threat Overview

A US federal agency's Cisco firewall was compromised with the 'Firestarter' backdoor, allowing remote access and control of infected devices, and maintaining persistence even after patching.

⚙️Technical Details
Affected Systems
Cisco firewalls
Attack Vectors
Remote access and control via backdoor
💥Impact Assessment
Severity: critical
Who Is at Risk
US federal agencies using Cisco firewalls
🛡️Recommended Actions
1Immediately patch Cisco firewalls with the latest security updates
2Monitor network traffic for suspicious activity
3Conduct thorough vulnerability assessments and penetration testing
📦Affected Products
Cisco firewalls

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