CVE-2024-20311

HIGH

Cisco IOS Software - DoS

Title source: llm
STIX 2.1

Description

A vulnerability in the Locator ID Separation Protocol (LISP) feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. This vulnerability is due to the incorrect handling of LISP packets. An attacker could exploit this vulnerability by sending a crafted LISP packet to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition. Note: This vulnerability could be exploited over either IPv4 or IPv6 transport.

Scores

CVSS v3 8.6
EPSS 0.0082
EPSS Percentile 74.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-674
Status published
Products (50)
cisco/ios 15.1\(1\)sy
cisco/ios 15.1\(1\)sy1
cisco/ios 15.1\(1\)sy2
cisco/ios 15.1\(1\)sy3
cisco/ios 15.1\(1\)sy4
cisco/ios 15.1\(1\)sy5
cisco/ios 15.1\(1\)sy6
cisco/ios 15.1\(1\)xb
cisco/ios 15.1\(2\)s
cisco/ios 15.1\(2\)s1
... and 40 more
Published Mar 27, 2024
Tracked Since Feb 18, 2026