CVE-2022-20920: high-severity vulnerability in Cisco IOS
Cisco IOS and IOS XE Software SSH Denial of Service Vulnerability
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.7epss 1.0%
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Affected products
Cisco · Cisco IOSRelated CVEs — Cisco IOS
In the same product, most dangerous first.
CVE-2022-20719MEDIUMCisco IOx Application Hosting Environment VulnerabilitiesEPSS 2.7%CVE-2021-1385MEDIUMCisco IOx Application Environment Path Traversal VulnerabilityEPSS 2.7%CVE-2022-20718MEDIUMCisco IOx Application Hosting Environment VulnerabilitiesEPSS 2.4%CVE-2022-20723MEDIUMCisco IOx Application Hosting Environment VulnerabilitiesEPSS 2.1%CVE-2018-0282MEDIUMCisco IOS and IOS XE Software TCP Denial of Service VulnerabilityEPSS 2.0%CVE-2019-12647HIGHCisco IOS and IOS XE Software IP Ident Denial of Service VulnerabilityEPSS 2.0%