Cisco Security Advisory - Cisco IOS XE Software NETCONF Over SSH Denial of Service Vulnerability

[Netwörkheäd]

Cisco IOS XE Software NETCONF Over SSH Denial of Service Vulnerability

<p>A vulnerability in the NETCONF over SSH feature of Cisco&nbsp;IOS XE Software could allow a low-privileged, authenticated, remote attacker to cause a denial of service condition (DoS) on an affected device.</p>
<p>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.</p>
<p>Cisco&nbsp;has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.</p>
<p>This advisory is available at the following link:<br><a href="https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ncossh-dos-ZAkfOdq8">https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ncossh-dos-ZAkfOdq8</a></p>

<p>This advisory is part of the April 2022 release of the Cisco&nbsp;IOS and IOS XE Software Security Advisory Bundled Publication. For a complete list of the advisories and links to them, see <a href="https://tools.cisco.com/security/center/viewErp.x?alertId=ERP-74561">Cisco&nbsp;Event Response: April 2022 Semiannual Cisco&nbsp;IOS and IOS XE Software Security Advisory Bundled Publication.</a></p>


     
         
Security Impact Rating:  High
   
   
       
CVE: CVE-2022-20692
Source: Cisco IOS XE Software NETCONF Over SSH Denial of Service Vulnerability