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CVE-2020-3418 Details

Description

A vulnerability in Cisco IOS XE Wireless Controller Software for Cisco Catalyst 9800 Series Routers could allow an unauthenticated, adjacent attacker to send ICMPv6 traffic prior to the client being placed into RUN state. The vulnerability is due to an incomplete access control list (ACL) being applied prior to RUN state. An attacker could exploit this vulnerability by connecting to the associated service set identifier (SSID) and sending ICMPv6 traffic. A successful exploit could allow the attacker to send ICMPv6 traffic prior to RUN state.

Metrics

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ewlc-icmpv6-qb9eYyCR CVEVendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ewlc-icmpv6-qb9eYyCR [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
NVD-CWE-OtherWeakness Not in a Standard CWE Category[email protected]
CWE-284Improper Access Control[email protected]

Affected Products

ProductVersions

Change History

8 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2020-3418
NVD Published Date:
Sep 24, 2020
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]