CVE-2024-20313

HIGH

Cisco IOS XE - DoS

Title source: llm
STIX 2.1

Description

A vulnerability in the OSPF version 2 (OSPFv2) feature of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to improper validation of OSPF updates that are processed by a device. An attacker could exploit this vulnerability by sending a malformed OSPF update to the device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.

Scores

CVSS v3 7.4
EPSS 0.0005
EPSS Percentile 13.7%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-120
Status published
Products (38)
cisco/ios_xe 17.5.1
cisco/ios_xe 17.5.1a
cisco/ios_xe 17.6.1
cisco/ios_xe 17.6.1a
cisco/ios_xe 17.6.1w
cisco/ios_xe 17.6.1x
cisco/ios_xe 17.6.1y
cisco/ios_xe 17.6.1z
cisco/ios_xe 17.6.1z1
cisco/ios_xe 17.6.2
... and 28 more
Published Apr 24, 2024
Tracked Since Feb 18, 2026