Cisco Warns of New Firewall Attack Exploiting CVE-2025-20333 and CVE-2025

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Cisco Warns of New Firewall Attack Exploiting CVE-2025-20333 and CVE-2025

Thehackernews •[email protected] (The Hacker News) • November 6, 2025

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Cisco Warns of New Attack Variant Targeting Firewalls Cisco Systems has issued a warning regarding a new attack variant targeting its Secure Firewall devices, leveraging vulnerabilities CVE-2025-20333 and CVE-2025-20362. These vulnerabilities could potentially lead to denial-of-service conditions or remote code execution. The attacks have been ongoing for at least six months, prompting Cisco to issue urgent patch notifications. 4 sources 40

Extracted Entities

Attack Types (1)

Zero-day Exploit

Companies (1)

CVEs (1)