CVE-2022-20773 — Use of Hard-coded Cryptographic Key in Cisco Umbrella
Severity
8.1HIGHNVD
CNA7.5
EPSS
0.9%
top 24.58%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedApr 21
Latest updateApr 22
Description
A vulnerability in the key-based SSH authentication mechanism of Cisco Umbrella Virtual Appliance (VA) could allow an unauthenticated, remote attacker to impersonate a VA. This vulnerability is due to the presence of a static SSH host key. An attacker could exploit this vulnerability by performing a man-in-the-middle attack on an SSH connection to the Umbrella VA. A successful exploit could allow the attacker to learn the administrator credentials, change configurations, or reload the VA. Note: …
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.2 | Impact: 5.9