Security Advisory

CVE-2025-20253

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2025-08-14 16:29:43

Last updated 2025-08-14 19:19:22

Assigner cisco

CVSS score 8.6

State PUBLISHED

Description

A vulnerability in the IKEv2 feature of Cisco IOS Software, IOS XE Software, Secure Firewall ASA Software, and Secure FTD Software could allow an unauthenticated, remote attacker to cause the device to reload, resulting in a DoS condition. This vulnerability is due to the improper processing of IKEv2 packets. An attacker could exploit this vulnerability by sending crafted IKEv2 packets to an affected device. A successful exploit could allow the attacker to cause an infinite loop that exhausts resources and could cause the device to reload.

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