Operation Zero Disco: Attackers Exploit Cisco SNMP Vulnerability to Deploy Rootkits

Trend™ Research has uncovered an attack campaign exploiting the Cisco SNMP vulnerability CVE-2025-20352, allowing remote code execution and rootkit deployment on unprotected devices, with impacts observed on Cisco 9400, 9300, and legacy 3750G series...

CVE-2019-1963

A vulnerability in the Simple Network Management Protocol SNMP input packet processor of Cisco FXOS Software and Cisco NX-OS Software could allow an authenticated, remote attacker to cause the SNMP application on an affected device to restart unexpectedly. The vulnerability is due to improper...

Cisco Malformed SNMP Message Handling DoS (CSCdw67458)

There is a vulnerability in the way the remote device handles SNMP messages. An attacker may use this flaw to crash the remote device continuously. This vulnerability is documented as Cisco bug ID CSCdw67458. C Tenable Network Security, Inc. Script audit and contributions from Carmichael Security...