CVE-2018-0466

medium

Description

A vulnerability in the Open Shortest Path First version 3 (OSPFv3) implementation in Cisco IOS and IOS XE Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload. The vulnerability is due to incorrect handling of specific OSPFv3 packets. An attacker could exploit this vulnerability by sending crafted OSPFv3 Link-State Advertisements (LSA) to an affected device. An exploit could allow the attacker to cause an affected device to reload, leading to a denial of service (DoS) condition.

References

http://www.securityfocus.com/bid/105403

http://www.securitytracker.com/id/1041737

https://ics-cert.us-cert.gov/advisories/ICSA-19-094-03

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926-ospfv3-dos

Details

Source: MITRE

Published: 2018-10-05

Updated: 2019-10-03

Risk Information

CVSS v2

Base Score: 6.1

Vector: AV:A/AC:L/Au:N/C:N/I:N/A:C

Impact Score: 6.9

Exploitability Score: 6.5

Severity: MEDIUM

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 2.8

Severity: MEDIUM