CVE-2021-1497
Cisco HyperFlex HX Installer Virtual Machine Command Injection Vulnerability
Cisco · HyperFlex HX
Vulnerability details
Cisco HyperFlex HX Installer Virtual Machine contains an insufficient input validation vulnerability which could allow an attacker to execute commands on an affected device as the root user.
Added to CISA KEV: 2021-11-03
Ransomware campaign use: Unknown
CISA due date: 2021-11-17
Defensive guidance from CISA
Apply updates per vendor instructions.
This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.
Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC