Security Advisory

CVE-2026-20311

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-08-05 16:32:36

Last updated 2026-08-05 17:45:12

Assigner cisco

CVSS score not scored

State PUBLISHED

Description

A vulnerability in the web-based management interface of Cisco IOS XE Software could allow an authenticated, remote attacker with low privileges to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient error handling in the web-based management interface. An attacker could exploit this vulnerability by authenticating with a malformed certificate. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.

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