CVE-2025-20174

A vulnerability in the SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper error handling when parsing SNMP requests. An attacker could exploit this...

CVE-2025-20174

A vulnerability in the SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper error handling when parsing SNMP requests. An attacker could exploit this...

CVE-2025-20174

CVE-2025-20174 affects Cisco IOS/IOS XE/IOS XR SNMP subsystems. Root cause: improper error handling when parsing SNMP requests, enabling authenticated remote DoS. IOS/IOS XE: exploitation can reload the device, causing DoS; IOS XR: SNMP process restart with interrupted responses. Exploitation req...