CVEvulnerability

CVE-2018-0467

8.6 HIGH Published 2018-10-05 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2018-10-05
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
8.6 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS 2.0 ([email protected])
7.8 HIGH — AV:N/AC:L/Au:N/C:N/I:N/A:C
Weaknesses
CWE-20

Description

A vulnerability in the IPv6 processing code of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to cause the device to reload. The vulnerability is due to incorrect handling of specific IPv6 hop-by-hop options. An attacker could exploit this vulnerability by sending a malicious IPv6 packet to or through the affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition on an affected device.

Affected configurations

• cisco ios xe 15.6\(2\)sp • cisco ios xe 16.6.1 • cisco ios xe everest-16.6.1

Related

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References