CVE-2022-20692 HIGH

CVE-2022-20692: Cisco IOS XE Software NETCONF Over SSH Denial of Service Vulnerability

Vendor Cisco
Product Cisco IOS XE Software
Weakness CWE-400
Published April 15, 2022
Last update November 6, 2024

CVSS base score

7.7/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

What the vulnerability does

01Description

A vulnerability in the NETCONF over SSH feature of Cisco IOS XE Software could allow a low-privileged, authenticated, remote attacker to cause a denial of service condition (DoS) on an affected device. This vulnerability is due to insufficient resource management. An attacker could exploit this vulnerability by initiating a large number of NETCONF over SSH connections. A successful exploit could allow the attacker to exhaust resources, causing the device to reload and resulting in a DoS condition on an affected device.

Key dates

02Disclosure timeline

April 15, 2022 CVE published
November 6, 2024 Record updated