Cisco Nexus Vulnerability Allows Attackers to Inject Malicious Commands

Cisco Systems has issued a critical security advisory for a newly disclosed command injection vulnerability affecting its Nexus 3000 and 9000 Series Switches operating in standalone NX-OS mode. Tracked as CVE-2025-20161 (CVSSv3 score: 5.1), the flaw enables authenticated attackers with administrative privileges to execute arbitrary operating system commands with root-level permissions during software upgrade procedures. The vulnerability, […]

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