CVE-2022-20692

Cisco IOS XE Software NETCONF Over SSH Denial of Service Vulnerability

Description

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.

Category

7.7
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.71% Top 30%
Vendor Advisory cisco.com
Affected: Cisco Cisco IOS XE Software
Published at:
Updated at:

References

Link Tags
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ncossh-dos-ZAkfOdq8 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-20692?
CVE-2022-20692 has been scored as a high severity vulnerability.
How to fix CVE-2022-20692?
To fix CVE-2022-20692, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-20692 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-20692 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-20692?
CVE-2022-20692 affects Cisco Cisco IOS XE Software.
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