CVE-2022-20920
high-risk
Published 2022-10-10
A vulnerability in the SSH implementation of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload. This vulnerability is due to improper handling of resources during an exceptional situation. An attacker could exploit this vulnerability by continuously connecting to an affected device and sending specific SSH requests. A successful exploit could allow the attacker to cause the affected device to reload.
Do I need to act?
~
1.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.7/10
High
NETWORK
/ LOW complexity
Affected Products (20)
Affected Vendors
References (2)
63
/ 100
high-risk
Severity
27/34 · High
Exploitability
3/34 · Minimal
Exposure
33/34 · Critical