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Cisco XE: CVE-2024-20259: Cisco IOS XE Software DHCP Snooping with Endpoint Analytics Denial of Service Vulnerability

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Cisco XE: CVE-2024-20259: Cisco IOS XE Software DHCP Snooping with Endpoint Analytics Denial of Service Vulnerability

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
03/28/2024
Created
03/29/2024
Added
03/28/2024
Modified
04/01/2024

Description

A vulnerability in the DHCP snooping feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to a crafted IPv4 DHCP request packet being mishandled when endpoint analytics are enabled. An attacker could exploit this vulnerability by sending a crafted DHCP request through an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition. Note: The attack vector is listed as network because a DHCP relay anywhere on the network could allow exploits from networks other than the adjacent one.

Solution(s)

  • cisco-xe-upgrade-latest

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